Execution of Old Guns by Variable-Speed Firing Squad

[iNoMed]

p41 gun reduced from 256x267 (68352-cell BB) to 115x90 (10350-cell BB) by eliminating the loops entirely:

Code: Select all

x = 115, y = 90, rule = B3/S23
77bo$77b3o$80bo$79b2o13b2o$94bo$92bobo$92b2o$83bo$84bo$82bo$82b3o4$71b
o$58bo12bobo5b2o$58b3o10b2o7bo$61bo15b3o17b2o$44bo15b2o15bo19bo$44b3o
48bobo$47bo47b2o$46b2o39b3o$87bobo$62b3o22bo2bo$62b2obo6b2o7b2o5b2o$
61bo3bo6b2o6bobo$62b3o15bo$62b3o14b2o2$34bo15b2o$32b3o14bo2bo45b2o$31b
o18b3o12b2o21b2o8bobo$16b2o5b3o5b2o32bo22b2o8bo$17bo8bo16b2o11b2o8b3o$
17bobo3bo2bo15bobo11bobo9bo$18b2o4b2o16bo15bo$26b2o13b2o15b2o$25b4o67b
2o15b2o$21b2o2bobobo67bo15bo$29b2o56bo9bobo11bobo$21bo7bo57b3o8b2o11b
2o$22b3ob2o9bo19bo8b2o22bo$26b2o10b2o15bobo8b2o21b2o12b3o$37b2o17b2o
45bo2bo$5b2o24b2o71b2o$6bo24bo$4bo27b3o40b2o14b3o$2b4o4b2o22bo40bo15b
3o$bo17b2o52bobo6b2o6bo3bo$o2b4o12bobo44b2o5b2o7b2o6bob2o$b2o3b2o11bob
o43bo2bo22b3o$3b3o2b2o10b2o26bo17bobo$3bo45bo16b3o39b2o$4bo42b3o9b2o
47bo$b3o10bo43bobo48b3o$bo5b2o4b2o9bo33bo19bo15b2o15bo$8bo4bobo7bobo
31b2o17b3o15bo$5b3o15b2o50bo7b2o10b3o$5bo69b2o5bobo12bo$84bo2$48b2o$
47bobo7bobo$48bo9b2o11b3o$58bo14bo$23b3o45bo$23bo48bo$24bo26b2o$51bobo
$51bobo$52b2o7bo13b2o$38bo23b2o11bo$38b3o20b2o13b3o$41bo36bo$40b2o$34b
2o$33b2o10b2o$35bo9b2ob3o$43bo7bo$42b2o$43bobobo2b2o20bo$44b4o25bo$45b
2o24b3o$47b2o4b2o$46bo2bo3bobo$46bo8bo$40b2o5b3o5b2o$41bo$38b3o$38bo!

Edit: Oops I forgot that 112x90 (10080-cell BB) is doable.

Code: Select all

x = 112, y = 90, rule = B3/S23
71bo$71b3o$74bo$73b2o13b2o$88bo$86bobo$86b2o$76bo$75bobo$74bo3bo$74bo
3bo$74bo3bo$55bo19bobo$55b3o18bo$58bo$41bo15b2o14b2o$41b3o19bobo8bo$
44bo18b2o6b3o17b2o$43b2o19bo6bo9b3o7bo$56bo23bo3bo4bobo$57b2o20bo5bo3b
2o$57b2o10b2o7bo3bo3bo$47b2o20b2o7bo2bobo2bo$46b2obo4bo23bo3bo3bo$47bo
b2o2b2o20b2o2bo5bo$48b2o4bo19bobo3bo3bo$74bo6b3o$73b2o$62b2o27bo$34bo
27bo27b2o$32b3o5b2o11b2o8b3o24bobo$31bo7bobo11bobo9bo16b2o$16b2o13b2o
6bo8bo6bo26b2o$17bo20b2o9bo5b2o$17bobo27b3o$18b2o$28bo$27bo$29bo$27b3o
70b3o$93b2o5bo9b2o$66b2o26bo6bo8bo$66b2o16bo9bobo11bobo$40bo16bobo24b
3o8b2o11b2o$5b2o24b2o5bobo17b2o27bo$6bo24bo7b2o17bo27b2o$4bo13b2o12b3o
40b2o$2b4o15b2o11bo31b3o6bo$bo14b2obo45bo3bo3bobo19bo4b2o$o2b3o10b2o3b
ob2o39bo5bo2b2o20b2o2b2obo$b2o2bo10b2obo3b2o38bo3bo3bo23bo4bob2o$3b2o
16bob2o38bo2bobo2bo7b2o20b2o$3bo14b2o43bo3bo3bo7b2o10b2o$4bo6b3o7b2o
26bo9b2o3bo5bo20b2o$b3o7bo38b2o6bobo4bo3bo23bo$bo5b2o3bo11bo24b2o7bo7b
3o9bo6bo19b2o$8bo14bobo31b2o17b3o6b2o18bo$5b3o15b2o50bo8bobo19b3o$5bo
69b2o14b2o15bo$91bo$73bo18b3o$48b2o22bobo19bo$47bobo21bo3bo$22b2o24bo
11bo10bo3bo$21b2o38bo9bo3bo$23bo26b2o7b3o10bobo$53b2o18bo$48b2obo$48b
2o3bob2o$48b2obo3b2o$53bob2o18b2o$38bo11b2o23bo$38b3o12b2o9bo11b3o$32b
2o7bo20bobo13bo$32bobo5b2o21b2o$32bo4$43b3o$43bo$45bo$44bo28bo$53b2o
19b2o$53bobo17b2o$55bo$40b2o13b2o$41bo$38b3o$38bo!

[Sokwe]

p126 R hassler, originally completed by mvr and monomerised by me... Reduction to 52 cells, found by Sokwe:

Code: Select all

x = 42, y = 20, rule = B3/S23
26bo$24b3o6b2o3bo$23bo9bobobobo$23b2o10bob2o$2o32bobo$bo32bobob3o$bobo
31b2obo2bo$2b2o36b2o$20bo$18b2ob2o$18bo2bo$19b2o5$32bo$33b2o$31b2o$33b
o!

Nico Brown pointed out on Discord that a known gun mechanism originally found by iNoMed for the p129 R-pentomino hassler also works with this p126 R-pentomino hassler. After a reduction by iNoMed, this gives the new smallest p126 gun:

Code: Select all

x = 41, y = 34, rule = B3/S23
27b2o$27bo2b2o$28b2ob3o$34bo$28b2ob3o$9bo18b2obo$7bobo$8bobo$8bo$17bo
16b2o$16b2o16b2o$15bo$16bo$21bo$21b2o$20b2o2$2o$o2bob2o32bo$b3obobo30b
obo$5bobo31b2o$3b2obo10b2o$2bobobobo9bo15b2o$3bo3b2o6b3o15bobo$15bo18b
o$37b2o$36bo2bo$34bo2bobo$33bo4bo$33bo$24bo10b3o$22b2o6bo$24b2o5bo$23b
o5b3o!

Edit: alternate slightly larger p126 gun by Period1GliderGun:

Code: Select all

x = 55, y = 30, rule = B3/S23
25b2o6bo$26bo4b3o$25bo4bo$16b3o6b2o3b2o$15bo3bo$14b2o3bo5b2o$2o10bob2o
3b2o3bobo2b2o$bo9b2obo2bo5b3o3b2o$bobo6b2o9b2o$2b2o5b2o9b2o$6b3o5bo2bo
b2o24bo$5bobo3b2o3b2obo25bobo$5b2o5bo3b2o26bobo$12bo3bo29bo$13b3o2$41b
o2b2o$40b7o$38bo3bo2bo2b2o$38bo3bo4bobo$38bo4b2o3bo$39b2o4bo$15b2o24b
2ob2o2bo4b2o$14bobo24b2obo3b2obo2bo$14bo32bobob3o$13b2o32bobo$36b2o10b
ob2o$29bo6bo9bobobobo$30bo6b3o6b2o3bo$28b3o8bo!

[C28]

Nico Brown pointed out on Discord that a known gun mechanism originally found by iNoMed for the p129 R-pentomino hassler also works with this p126 R-pentomino hassler. After a reduction by iNoMed, this gives the new smallest p126 gun:

Code: Select all

x = 41, y = 34, rule = B3/S23
27b2o$27bo2b2o$28b2ob3o$34bo$28b2ob3o$9bo18b2obo$7bobo$8bobo$8bo$17bo
16b2o$16b2o16b2o$15bo$16bo$21bo$21b2o$20b2o2$2o$o2bob2o32bo$b3obobo30b
obo$5bobo31b2o$3b2obo10b2o$2bobobobo9bo15b2o$3bo3b2o6b3o15bobo$15bo18b
o$37b2o$36bo2bo$34bo2bobo$33bo4bo$33bo$24bo10b3o$22b2o6bo$24b2o5bo$23b
o5b3o!

Edit: alternate slightly larger p126 gun by Period1GliderGun:

Code: Select all

x = 55, y = 30, rule = B3/S23
25b2o6bo$26bo4b3o$25bo4bo$16b3o6b2o3b2o$15bo3bo$14b2o3bo5b2o$2o10bob2o
3b2o3bobo2b2o$bo9b2obo2bo5b3o3b2o$bobo6b2o9b2o$2b2o5b2o9b2o$6b3o5bo2bo
b2o24bo$5bobo3b2o3b2obo25bobo$5b2o5bo3b2o26bobo$12bo3bo29bo$13b3o2$41b
o2b2o$40b7o$38bo3bo2bo2b2o$38bo3bo4bobo$38bo4b2o3bo$39b2o4bo$15b2o24b
2ob2o2bo4b2o$14bobo24b2obo3b2obo2bo$14bo32bobob3o$13b2o32bobo$36b2o10b
ob2o$29bo6bo9bobobobo$30bo6b3o6b2o3bo$28b3o8bo!

wouldn't this be simpler?

Code: Select all

x = 41, y = 34, rule = B3/S23
27b2o$27bo2b2o$28b2ob3o$34bo$28b2ob3o$9bo18b2obo$7bobo$8bobo$8bo$17bo
16b2o$16b2o16b2o$15bo$16bo$21bo$21b2o$20b2o2$2o$o2bob2o32bo$b3obobo30b
obo$5bobo31b2o$3b2obo10b2o$2bobobobo9bo$3bo3b2o6b3o19bo$15bo21bo$37bo
$36b2o$34bo$33bo4bo$33bo$24bo10b3o$22b2o6bo$24b2o5bo$23bo5b3o!

[Entity Valkyrie 2]

wouldn't this be simpler?

Code: Select all

x = 41, y = 34, rule = B3/S23
27b2o$27bo2b2o$28b2ob3o$34bo$28b2ob3o$9bo18b2obo$7bobo$8bobo$8bo$17bo
16b2o$16b2o16b2o$15bo$16bo$21bo$21b2o$20b2o2$2o$o2bob2o32bo$b3obobo30b
obo$5bobo31b2o$3b2obo10b2o$2bobobobo9bo$3bo3b2o6b3o19bo$15bo21bo$37bo
$36b2o$34bo$33bo4bo$33bo$24bo10b3o$22b2o6bo$24b2o5bo$23bo5b3o!

Nice! This works with the P129 gun too:

Code: Select all

x = 64, y = 43, rule = B3/S23
26bo$24b3o$23bo$23b2o28bo$2o50bobo$bo50bobo$bobo47b2ob3o$2b2o53bo$51b
2ob3o$20b2o29b2obo$19b2o$20bo2$57b2o$57b2o3$44bo$44b2o$43b2o3$62bo$61b
obo$62b2o$40b2o$41bo$38b3o19bo$38bo21bo$60bo$59b2o$57bo$39bo4b2o10bo4b
o$38b2o4bobo9bo$33b2o11bo11b3o$33bo2bobo6b2obo$35b2obob3ob2o7bo$36bobo
6b2o7b2o$36bobo2bo4b2o5b2o$35b2ob2obo$38bo3bob2o$38bobobobobo$37b2ob2o
3b2o!

[EvinZL]

there aren't that many 4-digit guns on catagolue, but among them, the x11 snark smashes gun_1210 from 6248 to 3648

Code: Select all

x = 64, y = 57, rule = LifeHistory
20.A41.2A$19.A.A39.ABA$19.A.A38.3BA$14.2A2.2A.2A36.4B$13.A.2B.A3.A35.
4B$11.A2.A.2B.3A35.4B$2.2A7.2A.A.BABA36.4B$3.A10.A.3A36.4B$3.A.AB7.2A
3B35.4B$4.2AB.2A5.2B2.2B32.4B$6.2B2AB8.3B30.4B$7.3B9.4B28.4B$6.2BAB7.
7B26.4B$6.3AB6.8B25.4B$2.2A.BA.3B3.10B24.4B$2.A2.ABA4B.6B3A3B22.4B$3.
6AB.7BA2BA3B21.4B$6.4B.7BAB2A3B20.4B$3.2A.A.A3.7BA3B.B2A17.4B$3.2A.2A
4.11B.BA.A15.4B$13.4B.4B5.A14.4B$12.4B2.4B5.2A12.4B$4.B3.2B.3B5.4B17.
4B$2.B3A.3A5B5.4B15.4B$2.B4A.2A5B6.4B13.4B$.2BA.BABAB.2AB2A.2A3.4B11.
4B$AB.2A.A.4ABA.2A2.A3.4B9.4B$2A.A2.A.A2.B.B4.A.A3.4B7.4B$3.A.2A.2A.A
B4A.A.A3.5B5.4B$2A.A2.A2.A.A4.A.A.2A2.6B3.6B7.2A$2A.2A2.A.A.A.3A2.A2.
2B2AB.3BA.7B7.A$8.A3.A3.2A.3A3B3.ABA10B2.BA.A$13.2A2.A.A2.4B3.2A11B.B
2A$14.2A.A2.2A4BA3.10BA3B$12.A4.A3.A.A4B3.8BABA2B6.2A3.A$11.A.3A.A.A
3.A.2A5.7BABA2B7.A2.A.A$12.A2.A2.2A.A.2A2B6.7BA3B5.A4.A.A$13.A.A4.A.A
4.A6.10B5.5A.A$14.A5.A.A.4A7.10B8.A$21.2A.A11.9B4.2AB2.A$25.3A9.8B3.B
2A3B.A$27.3A6.10B3.4B.2A$30.A5.16B$25.3A.A.B.19B$24.A2.A.2A21B10.2A$
25.A2.A3.2A19B2.2B5.A$23.A.2A.A.2AB.A23B.BA.A$22.A.A2.A.A2.3A2B3.18B.
B2A$22.A.A2.A2.2A3.2B3.15BA4B$23.A4.2A2.3A5.14BABA4B$30.A2.A7.14BA4B$
30.2A3.A6.16B.B2A$34.2A9.13B.BA.A$45.2B2A4B2.2B5.A$46.A2BA2B10.2A$46.
B2A3B$47.B.B!

EDIT: gun_1232 from 4070 to 3640

Code: Select all

x = 65, y = 56, rule = LifeHistory
7.A2.A51.3A$5.6A3.2A45.3BA$4.A9.A45.3BA$4.A.7A.A44.4B$.2A.A.A2.A2.A.A
.2A3.2A35.4B$2.2A.A7.A.2A4.2A34.4B$A3.A2B2.B2.2BA3.A37.4B$4AB3A3B3AB
4A2.2A32.4B$4.B.2ABAB2A.B6.2A4.2B25.4B$2.2AB.7A.B2A10.3B23.4B$2.2A4.
3A4.2A4.2A2.2B2AB22.4B$9.3B9.A3.2B2ABA20.4B$10.3B5.BA.A4.4B.A18.4B$8.
3BA5B.B2A7.A.4B15.4B$6.3B3A3B2A2B10.AB2A2B13.4B$.B.2B3AB3A4B2A12.B2A
2B12.4B$2AB.7B.7B11.3B13.4B$2A3B2A4B3AB3A2B11.2B12.4B$.2B.2B2A3B3A7B
5.AB3.B.3B8.4B$4.7BA3B3.4B3.A.A2B2A4B7.4B$10.3B6.3BA3.A2B3A3B2A5.4B$
11.3B2.B3.3BA3.B.3A3B2A4.4B$6.2A4.3AB2A3.3AB3.6B.B4.4B$6.2AB.5ABAB4.
4B3.5B5.4B$8.B.2ABA3B6.5B.3B6.4B$4.4AB3A3B2AB6.5B8.4B$4.A3.A2B3.B3A.
2A4.4B7.4B$5.3A.A5.B.2ABA5.3BA5.4B$6.A.A.A6.2A8.3BA3.6B7.2A$4.A3.A.3A
4.B5A.A3.3AB.7B7.A$4.2A2.A4.A.A5.A.2A3.14B2.BA.A$7.2A3.2A.4A10.14B.B
2A$14.A3.A7.3B2.10BA3B$14.A.A4.B2.BA3B3.8BABA2B6.2A3.A$13.2A.2A2.3AB
2A2B2A3.7BABA2B7.A2.A.A$20.4A4B2A4.7BA3B5.A4.A.A$21.3B2A2.B6.10B5.5A.
A$21.3B12.10B8.A$37.9B4.2AB2.A$38.8B3.B2A3B.A$27.A.2A6.10B3.4B.2A$27.
2A2.A5.16B$30.A.B.19B$27.2A.2A21B10.2A$27.A.A3.2A19B2.2B5.A$29.A.2AB.
A23B.BA.A$28.A.A2.3A2B3.18B.B2A$28.A2.2A3.2B3.15BA4B$29.2A2.3A5.14BAB
A4B$31.A2.A7.14BA4B$31.2A3.A6.16B.B2A$35.2A9.13B.BA.A$46.2B2A4B2.2B5.
A$47.A2BA2B10.2A$47.B2A3B$48.B.B!

[Jormungant]

Shrunk that gun_1232 further

Code: Select all

x = 72, y = 58, rule = LifeHistory
66.4B$65.4B$11.A2.A49.4B$9.6A3.2A43.4B$8.A9.A43.4B$8.A.7A.A6.2A34.4B$
5.2A.A.A2.A2.A.A.2A2.ABA33.4B$6.2A.B7.B.2A3.A34.4B$4.A3.2BA2.A2.A2B3.
A.2A32.4B$4.5A9B5A2.A4.2B25.4B$8.B.2A3B2A.B4.A.2B3.BAB23.4B$6.A2B.B5A
B.2BA2.2A3.2B3A22.4B$6.2A4.3B4.2A4.A2.B3ABA20.4B$13.3B9.A3.BA2B.A18.
4B$14.3B5.2A.2A4.A.2BAB15.4B$12.8BA.2BA2.A4.AB3AB13.4B$10.2B2ABA3BA3B
3.2A5.3A2B12.4B$5.B.5BA3B2A3BA11.BAB13.4B$4.2AB.B2A3BA.A3B2AB11.2B12.
4B$4.2A2B2A3B2A3BA5B5.2A3.B.3B8.4B$5.2B.BABA3BAB2A6B3.A.2BA6B7.4B$8.
2BA8B3.4B3.A4B2A2B2A5.4B$14.3B6.4B3.A.3BA2B2A4.4B$15.3B2.A3.2BAB3.B3A
2B.B4.4B$10.2A4.4BAB3.2B2A3.5B5.4B$10.A2B.B6AB4.2A3B.3B4.B.4B$12.B.2A
3BAB6.5B.3B4.4B$8.5A7BAB6.5B6.4B$8.A3.2BA3.2BAB.2A4.4B5.4B$9.3A.B5.A.
BABA5.4B3.6B7.2A$10.A.A.A6.BA8.2BAB.7B7.A$8.A3.A.3A4.B5A.A3.2B2A9B2.B
A.A$8.2A2.A4.A.A5.A.2A3.B2A11B.B2A$11.2A3.2A.4A10.11BA3B$18.A3.A7.ABA
2.8BABA2B6.2A3.A$18.A.A4.B2.BA3B3.7BABA2B7.A2.A.A$17.2A.2A2.2A2BA4BA
3.7BA3B5.A4.A.A$24.2ABA2BAB2A4.2BA7B5.5A.A$25.3B2A2.B6.2B2A6B8.A$25.
3B12.2A7B4.2AB2.A$41.8B3.B2A3B.A$30.A.2A6.10B3.4B.2A$30.2A2.A5.16B$
33.A.B.19B$30.2A.2A21B10.2A$30.A.A3.2A19B2.2B5.A$32.A.2AB.A23B.BA.A$
31.A.A2.3A2B3.18B.B2A$31.A2.2A3.2B3.15BA4B$32.2A2.3A5.9B2A3BABA4B$34.
A2.A7.7BABA4BA4B$34.2A3.A6.6B2A8B.B2A$38.2A9.13B.BA.A$49.8B2.2B5.A$
50.B2A3B10.2A$50.B2A3B$51.B.B!

addendum: I tried to shave off 1 row of the oscilator, and succeeded, but it cannot be used with the position of the eater as it stands:

Code: Select all

x = 28, y = 16, rule = LifeHistory
2$9.D2.D$2.A4.2D2A2D5.A$2.3A.D3.A6.A.A$5.A.3A3D2A2.A.A$2.2A.A.A2.D2.A
.A.A.2A.2A$3.AB.A7.A.BA2.A.A$.A3.3B2.B2.3B2.A.A.A$.6AB2AB2AB5A.A.2A$
5.A.3BA3B.A3.A.A.B$3.2AB.A5BA.B2A.A.A$3.2A4.3B4.2A.2A$10.A!

[Sokwe]

Shrunk that gun_1232 further...

I tried to shave off 1 row of the oscilator, and succeeded, but it cannot be used with the position of the eater as it stands:

Code: Select all

x = 28, y = 16, rule = LifeHistory
2$9.D2.D$2.A4.2D2A2D5.A$2.3A.D3.A6.A.A$5.A.3A3D2A2.A.A$2.2A.A.A2.D2.A
.A.A.2A.2A$3.AB.A7.A.BA2.A.A$.A3.3B2.B2.3B2.A.A.A$.6AB2AB2AB5A.A.2A$
5.A.3BA3B.A3.A.A.B$3.2AB.A5BA.B2A.A.A$3.2A4.3B4.2A.2A$10.A!

This can be made to work by modifying some of the sparkers:

Code: Select all

x = 64, y = 54, rule = LifeHistory
3.2A3.2A24.A24.3AB$4.A4.A6.2A3.2A10.A2B.2A19.3BA$4.A.3A3.2A2.A.A.A2.A
.2A5.A.3BA.A17.3BA$.2A.A.A5.A.A.A.A.AB.A.A6.A.2ABA.A16.4B$2.2A.A7.A.
2A2B2A2B.A2.A5.A4B.A.A13.4B$A3.A2B2.B2.2BA4.A.AB2A.2A6.B.A.A.2A12.4B$
4AB3A3B3AB5A3.A.A6.A3BA.A14.4B$4.B.2ABAB2A.B5.A2.A2.2A3.BA2B.A.A13.4B
$2.2AB.7A.B2A2.2A3.2A2.A2.2B.A.A.2A11.4B$2.2A4.3A4.2A4.3A2.2A2.A.3A.A
.A2.A8.4B$9.3B9.A3.A2.5A2.2A3.2A7.4B$10.3B5.BA.A4.2A4.A.A.BA10.4B$8.
9B.B2A7.4AB.2A.A9.4B$6.5B2A6B9.A.4A.2A9.4B$.B.7BA2BA4B11.A4B11.4B$2AB
.6BA.A6B10.3B12.4B$2A7BA2BA6BA5.AB3.B.3B8.4B$.2B.6B2A8BA3.A.A8B7.4B$
4.11B3.3AB3.A4B6A5.4B$10.3B6.4B3.B.BA2B4A4.4B$11.3B2.B3.4B3.BA2B2A.B
4.4B$6.2A4.3AB2A3.4B3.B2A2B5.4B$6.2AB.5ABAB4.5B.3B6.4B$8.B.2ABA3B6.3B
AB8.4B$4.4AB3A3B2AB6.3BA7.4B$4.A3.A2B3.B3A.2A4.3AB5.4B$6.2A.A5.B.2ABA
5.4B3.6B7.2A$5.2A.A.A6.2A8.4B.7B7.A$8.A.3A4.B5A.A3.13B2.BA.A$8.A4.A.A
5.A.2A3.14B.B2A$7.2A3.2A.4A10.11BA3B$18.A7.3B2.8BABA2B6.2A3.A$17.A3.B
2.2A3B3.7BABA2B7.A2.A.A$16.A3.2A4B4A3.7BA3B5.A4.A.A$16.2A2.2A2B2AB3A
4.10B5.5A.A$21.3BAB2.B6.10B8.A$21.3B12.9B4.2AB2.A$27.A9.8B3.B2A3B.A$
27.3A6.10B3.4B.2A$30.A5.16B$29.A.B.19B$29.2A21B10.2A$27.2A3.2A19B2.2B
5.A$26.A2.3AB.A23B.BA.A$27.A4.3A2B3.18B.B2A$28.4A3.2B3.15BA4B$32.3A5.
14BABA4B$30.A2.A7.14BA4B$30.2A3.A6.16B.B2A$34.2A9.13B.BA.A$45.2B2A4B
2.2B5.A$46.A2BA2B10.2A$46.B2A3B$47.B.B!

[iNoMed]

p70 gun reduced (from 45x51 to 40x43) using a modified p70 honey farm hassler engine:

Code: Select all

x = 40, y = 43, rule = B3/S23
15bo$15b3o$18bo$17b2o$6b2o$5bo2bo$o2bo2bobo$5obob2o$6bo3bo$2b2obo4bo7b
2o$bo3b2o3bo8b2o$bobobo4bo9bo8b2o$2bo3bo3bo8bo8bo2bo6b2o$3b2obob2o9bo
8bobo5bo2bo$4bobobo20bo6b2o$3bo2bobo$3b2o2bo4$12b2o$2b2o8bobo$3bo6bo3b
o$3bobo3bo4bo$4b2o7bo$9b2obo2bo$15bo$11b5o$12b3o$14bo3$6b2o$7bo7b4o$4b
3o7bo4bo$4bo7b3o4b3o6bo$11bo10bo3bobo$10bob4o2b2ob2o4b2o$10bo5bo2bobo$
8bobob3o4bobo$8b2obobo6bo$11bo$11b2o!

Edit on October 5th: Major p42 gun reduction from 38x38 to 32x23:

Code: Select all

x = 30, y = 23, rule = B3/S23
11b2o$11bo3bob2o$7b2o3b5obo$7bo2bobo$9b2o2bo2b2o$11b2o2bobo$11bobo$12b
o$b2o5b2o19bo$2bo5bo18b3o$26bo$18b2o6b2o$3b2ob2o9b2o$18bo$2bobobobo$bo
7bo17bo$o2bo3bo2bo17bo$3o5b3o15b3o4$b2o5b2o$b2o5b2o!

[otismo]

Shrunk that gun_1232 further...

I tried to shave off 1 row of the oscilator, and succeeded, but it cannot be used with the position of the eater as it stands:

Code: Select all

x = 28, y = 16, rule = LifeHistory
2$9.D2.D$2.A4.2D2A2D5.A$2.3A.D3.A6.A.A$5.A.3A3D2A2.A.A$2.2A.A.A2.D2.A
.A.A.2A.2A$3.AB.A7.A.BA2.A.A$.A3.3B2.B2.3B2.A.A.A$.6AB2AB2AB5A.A.2A$
5.A.3BA3B.A3.A.A.B$3.2AB.A5BA.B2A.A.A$3.2A4.3B4.2A.2A$10.A!

This can be made to work by modifying some of the sparkers:

Code: Select all

x = 64, y = 54, rule = LifeHistory
3.2A3.2A24.A24.3AB$4.A4.A6.2A3.2A10.A2B.2A19.3BA$4.A.3A3.2A2.A.A.A2.A
.2A5.A.3BA.A17.3BA$.2A.A.A5.A.A.A.A.AB.A.A6.A.2ABA.A16.4B$2.2A.A7.A.
2A2B2A2B.A2.A5.A4B.A.A13.4B$A3.A2B2.B2.2BA4.A.AB2A.2A6.B.A.A.2A12.4B$
4AB3A3B3AB5A3.A.A6.A3BA.A14.4B$4.B.2ABAB2A.B5.A2.A2.2A3.BA2B.A.A13.4B
$2.2AB.7A.B2A2.2A3.2A2.A2.2B.A.A.2A11.4B$2.2A4.3A4.2A4.3A2.2A2.A.3A.A
.A2.A8.4B$9.3B9.A3.A2.5A2.2A3.2A7.4B$10.3B5.BA.A4.2A4.A.A.BA10.4B$8.
9B.B2A7.4AB.2A.A9.4B$6.5B2A6B9.A.4A.2A9.4B$.B.7BA2BA4B11.A4B11.4B$2AB
.6BA.A6B10.3B12.4B$2A7BA2BA6BA5.AB3.B.3B8.4B$.2B.6B2A8BA3.A.A8B7.4B$
4.11B3.3AB3.A4B6A5.4B$10.3B6.4B3.B.BA2B4A4.4B$11.3B2.B3.4B3.BA2B2A.B
4.4B$6.2A4.3AB2A3.4B3.B2A2B5.4B$6.2AB.5ABAB4.5B.3B6.4B$8.B.2ABA3B6.3B
AB8.4B$4.4AB3A3B2AB6.3BA7.4B$4.A3.A2B3.B3A.2A4.3AB5.4B$6.2A.A5.B.2ABA
5.4B3.6B7.2A$5.2A.A.A6.2A8.4B.7B7.A$8.A.3A4.B5A.A3.13B2.BA.A$8.A4.A.A
5.A.2A3.14B.B2A$7.2A3.2A.4A10.11BA3B$18.A7.3B2.8BABA2B6.2A3.A$17.A3.B
2.2A3B3.7BABA2B7.A2.A.A$16.A3.2A4B4A3.7BA3B5.A4.A.A$16.2A2.2A2B2AB3A
4.10B5.5A.A$21.3BAB2.B6.10B8.A$21.3B12.9B4.2AB2.A$27.A9.8B3.B2A3B.A$
27.3A6.10B3.4B.2A$30.A5.16B$29.A.B.19B$29.2A21B10.2A$27.2A3.2A19B2.2B
5.A$26.A2.3AB.A23B.BA.A$27.A4.3A2B3.18B.B2A$28.4A3.2B3.15BA4B$32.3A5.
14BABA4B$30.A2.A7.14BA4B$30.2A3.A6.16B.B2A$34.2A9.13B.BA.A$45.2B2A4B
2.2B5.A$46.A2BA2B10.2A$46.B2A3B$47.B.B!

Really like this Gun !

Thank You for posting !

[Period1GliderGun]

1246-cell reduction of gun_118, from 3564 cells to 2316:

Code: Select all

x = 61, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2o$23b2o9bob
o8bo$23b2o10bo7bobo$23b2o18b2o$23b3o$23bobo5b2o$23bo2bo6bo$6bo17b4o3b
2o$6b3o8b2obo5b3o$9bo7bob2o6bob2o$8b2o16bob2obo3b2o$29bobo2bo$32bo4bo
bo$22bo8bobob2obobo18b2o$21bobo7b4o4b2o18bo$12bo8bo2bo8bo23bobo$12bo9b
2o33b2o2$10bobobo27b2o$10b5o21b2o4b2o$7b2o4bob2o8b2obo7bo$6bo4bo2b2ob
o7bob2o8b3o11b2o$17b3o19bo11b2o6b2o$2o4b2o3bo5bo41b2o$2o8b2o$9b3o$10b
o36bo$8bo2bo9b2o23bobo$5b2o3b2o9b2o23b2o6b2o$8bobo43bo$4bobobobobo42b
3o$4bo4bobobo43bo$5b3obobobo$7b2o3bo!

1985-cell reduction of gun_177, from 4189 cells to 2204:

Code: Select all

x = 58, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2o$23b2o9bob
o8bo$23b2o10bo7bobo$43b2o$32b3o$31bo3bo$30bo5bo$6bo23bo5bo$6b3o8b2obo
9bo5bo18bo$9bo7bob2o10bo3bo17b3o$8b2o22b3o17bo$9b3o40b2o$10b2o$9b4o9b
o$8b2o3b2o6bobo$7b3o11bo2bo$8b2o2bo3b2o4b2o$9b2o7bo$10b2o4bo2bo22b2o$
10bo3bo3b2o16b2o3bobo8bo$11bo2b3ob2o5b2obo7bo4bo9bobo$11bo3b2o8bob2o8b
3obo9bobo$13b3o23bobobo8bo$3ob3o35b2o$5o$3b2obo$5bo43b2ob2o$10bo10b2o
22b2o2b2obo$9bobo9b2o22bo6bobob2o$5b2obobo35b7ob2obo$4bobobobobo40bo$
4bo4bobobo34b4obo$5b3obobobo34bo2b2o$7b2o3bo!

EDIT: Not as impressive; 980-cell reduction of gun_236, from 3564 cells to 2584:

Code: Select all

x = 68, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo17b2o$35bobob2o4b2o12bo$
23b2o9bobo8bo5b3o3bobo$23b2o10bo7bobo11b2o$43b2o4bo$32b3o14bo$31bo3bo
13bo$30bo5bo$6bo23bo5bo14b3o$6b3o8b2obo9bo5bo$9bo7bob2o10bo3bo$8b2o22b
3o$9b3o50b2o$10b2o50bobo$9b4o9bo41bo$8b2o3b2o6bobo40bob2o$7b3o11bo2bo
36b2obobo$8b2o2bo3b2o4b2o37b2obobo$9b2o7bo36b2o7bob2o$10b2o4bo2bo25b2o
7bo2bo3b4o2bo$10bo3bo3b2o16b2o6bobo8b2o4bo3b2o$11bo2b3ob2o5b2obo7bo7b
o18b2o$11bo3b2o8bob2o8b3o3b2o19bo$13b3o23bo23bo$3ob3o56b2o$5o$3b2obo$
5bo$10bo10b2o$9bobo9b2o$5b2obobo$4bobobobobo$4bo4bobobo$5b3obobobo$7b
2o3bo!

A blocker can be added without increasing the bounding box, giving a similar 980-cell reduction to gun_472:

Code: Select all

x = 68, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo17b2o$35bobob2o4b2o12bo$
23b2o9bobo8bo5b3o3bobo$23b2o10bo7bobo11b2o$43b2o4bo$32b3o14bo$31bo3bo
13bo$30bo5bo$6bo23bo5bo14b3o$6b3o8b2obo9bo5bo$9bo7bob2o10bo3bo$8b2o22b
3o$9b3o50b2o$10b2o50bobo$9b4o9bo41bo$8b2o3b2o6bobo40bob2o$7b3o11bo2bo
36b2obobo$8b2o2bo3b2o4b2o37b2obobo$9b2o7bo36b2o7bob2o$10b2o4bo2bo25b2o
7bo2bo3b4o2bo$10bo3bo3b2o16b2o6bobo8b2o4bo3b2o$11bo2b3ob2o5b2obo7bo7b
o18b2o$11bo3b2o8bob2o8b3o3b2o19bo$13b3o23bo23bo$3ob3o56b2o$5o$3b2obo$
5bo$10bo10b2o31bo$9bobo9b2o27b2o2b2ob3o$5b2obobo39b2o4b4o$4bobobobobo
41b2o$4bo4bobobo$5b3obobobo$7b2o3bo!

I suspect tnat you can do something similar to gun_295 and gun_413, but I'm too lazy.

My (24^2)th post.

EDIT2: -76 cells from gun_236 by using the stable quadri-Snark:

Code: Select all

x = 66, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2o3b2o$23b2o
9bobo8bo5bo$23b2o10bo7bobo3bo5b2ob2o$43b2o4b2o5bob2o$32b3o21bo$31bo3b
o13b2o2b2obo$30bo5bo12b2o3bob2o$6bo23bo5bo17bo$6b3o8b2obo9bo5bo16b2o$
9bo7bob2o10bo3bo24b2o$8b2o22b3o25bobo$9b3o50bo$10b2o50bob2o$9b4o9bo36b
2obobo$8b2o3b2o6bobo35b2obobo$7b3o11bo2bo28b2o7bob2o$8b2o2bo3b2o4b2o19b
2o7bo2bo3b4o2bo$9b2o7bo23bobo8b2o4bo3b2o$10b2o4bo2bo22bo18b2o$10bo3bo
3b2o16b2o3b2o19bo$11bo2b3ob2o5b2obo7bo24bo$11bo3b2o8bob2o8b3o21b2o$13b
3o23bo$3ob3o$5o$3b2obo$5bo$10bo10b2o$9bobo9b2o$5b2obobo$4bobobobobo$4b
o4bobobo$5b3obobobo$7b2o3bo!

2002-cell reduction of gun_295, from 4602 cells to 2600:

Code: Select all

x = 65, y = 40, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2obo$23b2o9b
obo8bob2o$23b2o10bo7bobo$43b2o2b2o$32b3o13bo$31bo3bo12bobo$30bo5bo12b
2o$6bo23bo5bo17bo$6b3o8b2obo9bo5bo16bobo$9bo7bob2o10bo3bo17bobo$8b2o22b
3o19bo$9b3o$10b2o$9b4o9bo$8b2o3b2o6bobo$7b3o11bo2bo$8b2o2bo3b2o4b2o$9b
2o7bo$10b2o4bo2bo$10bo3bo3b2o16b2o$11bo2b3ob2o5b2obo7bo8b2o12b2o$11bo
3b2o8bob2o8b3o4bobo12bobo$13b3o23bo4bo7b2o7bo$3ob3o36b2o6bo2bo6b2o$5o
47b2o$3b2obo$5bo$10bo10b2o23b2o8bo$9bobo9b2o22bo2bo6b2o4bo$5b2obobo35b
2o2b5o6b2o$4bobobobobo30b3o2b2obo3bobobo2bo$4bo4bobobo29bo2bo2bo4bo3b
ob2o2bo$5b3obobobo32b2o3bobo2bobo2bob2o$7b2o3bo37b2obob2ob2obo$49bo2b
2obo2bo2bob2o$49b2o5b2o2b2ob2o!

EDIT3: 30-cellreduction of gun_148:

Code: Select all

x = 72, y = 50, rule = B3/S23
20b2o$20b2o5b2o$28bo$28bob2o$13b2o14bobo$12bo2bo15bob2obo$12bob2o14b2o
bob2o$11b2o$10bo3b2o$11b3o2bo$14b2obo15b2o6bo$13bo2bo16b2o5bobo$13b2o
25bob3o$5b2o30b2obo4bo$6bo30bobobobobo$5bo4b2o8bo18bobob2o4b2o$5b2o3b
2o8b3o15bobo8bo$21b2o16bo7bobo$3b4o14b3o23b2o8b3o$3bo2bo14b3o$4bo28b2o
20bo$b3o26b4o21bo$bo28b4o21bo$24b2o4b2o31b2o$23bo2bo30b3o3bobo$23bo2b
o23bo14bo$18b2o4b2o22bobo14b2o$16b4o29b2o$2o14b4o$2o13b2o28b2o20b2o$26b
3o14bo2bo21bo$26b3o14b3o22bob2o$10bo16b2o31b2o4b3o2bo$9bobo15b3o8b2o3b
2obob2o10b2o3bo3b2o$5b2obobo18bo8b2o4bob2obo15b4o$4bobobobobo31bo4bob
2o15bo$4bo4bob2o30b2ob3obobo12b3o$5b3obo25b2o9bo3bo13bo$7bobo5b2o16bo
2bo9bob3o14b5o$8bo6b2o15bob2o11bo21bo$33bo2b3o9bo18bo$34b2o3bo7b2o18b
2o$37b2o$13b2obob2o14b2obo$13bob2obo15bo2bo$18bobo14b2o$18b2obo$21bo$
21b2o5b2o$28b2o!

[hotcrystal0]

1246-cell reduction of gun_118, from 3564 cells to 2316:

Code: Select all

x = 61, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2o$23b2o9bob
o8bo$23b2o10bo7bobo$23b2o18b2o$23b3o$23bobo5b2o$23bo2bo6bo$6bo17b4o3b
2o$6b3o8b2obo5b3o$9bo7bob2o6bob2o$8b2o16bob2obo3b2o$29bobo2bo$32bo4bo
bo$22bo8bobob2obobo18b2o$21bobo7b4o4b2o18bo$12bo8bo2bo8bo23bobo$12bo9b
2o33b2o2$10bobobo27b2o$10b5o21b2o4b2o$7b2o4bob2o8b2obo7bo$6bo4bo2b2ob
o7bob2o8b3o11b2o$17b3o19bo11b2o6b2o$2o4b2o3bo5bo41b2o$2o8b2o$9b3o$10b
o36bo$8bo2bo9b2o23bobo$5b2o3b2o9b2o23b2o6b2o$8bobo43bo$4bobobobobo42b
3o$4bo4bobobo43bo$5b3obobobo$7b2o3bo!

Why do people like the boat version so much?
1-cell reduction:

Code: Select all

 x = 61, y = 38, rule = B3/S23
33bo3b2o$32bobobob3o$32bobobo4bo$33bobobobobo$35bobob2o4b2o$23b2o9bob
o8bo$23b2o10bo7bobo$23b2o18b2o$23b3o$23bobo5b2o$23bo2bo6bo$6bo17b4o3b
2o$6b3o8b2obo5b3o$9bo7bob2o6bob2o$8b2o16bob2obo3b2o$29bobo2bo$32bo4bo
bo$22bo8bobob2obobo18b2o$21bobo7b4o4b2o18bo$12bo8bo2bo8bo23bobo$12bo9b
2o33b2o2$10bobobo27b2o$10b5o21b2o4b2o$7b2o4bob2o8b2obo7bo$6bo4bo2b2ob
o7bob2o8b3o11b2o$17b3o19bo11b2o6b2o$2o4b2o3bo5bo41b2o$2o8b2o$9b3o$10b
o36bo$8bo2bo9b2o23bobo$5b2o3b2o9b2o24bo6b2o$8bobo43bo$4bobobobobo42b3o
$4bo4bobobo43bo$5b3obobobo$7b2o3bo!