Very long claw with tail

Very long claw with tail
x = 8, y = 4, rule = B3/S23 5bo$2o2bobo$o2bo2bo$b2o3b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]]
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Pattern type	Strict still life
Number of cells	12
Bounding box	8 × 4
Frequency class	31.3
Static symmetry	Unspecified
Discovered by	Robert Wainwright Everett Boyer
Year of discovery	1973
Rules Outer-totalistic rules B/S23 – B3678/S012345678 # of rules 211 = 2048 Isotropic rules B/S2-i3nr – B2cin34-ajkn5-q678/S012345678
Glider synthesis Fewest gliders 5 Catagolue-generated RLE synthesis
Pattern files Plaintext verylongclawwithtail.cells RLE verylongclawwithtail.rle
Identifiers apgcode xs12_17842156 Niemiec ID 12.38 Pentadecathlon ID 12.24

The very long claw with tail is a 12-cell still life.

Construction

This still life is known to be constructible with 5 gliders.

x = 40, y = 29, rule = B3/S23 bo$2bo$3o3$23bo$23bobo$23b2o2$13bo$14b2o$13b2o$32b2o3b2o$33bo2bo2bo$8b 3o22bobo2b2o$10bo23bo$9bo10$15b2o$14bobo$16bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 360 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 16 PAUSE 1 T 44 PAUSE 2 LOOP 45 ]] A 5G synthesis (click above to open LifeViewer)

x = 43, y = 37, rule = B3/S23 24bo$22b2o$23b2o8$18bobo10bo$19b2o8b2o$19bo10b2o7$18b3o5bo8b2o3b2o$20b o5bobo7bo2bo2bo$19bo6b2o8bobo2b2o$37bo6$b2o$obo$2bo4$15b2o$14bobo$16bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 360 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 8 PAUSE 1 T 12 PAUSE 1 T 59 PAUSE 2 LOOP 60 ]] A 7G synthesis (click above to open LifeViewer)

x = 57, y = 59, rule = B3/S23 obo$b2o51bo$bo50b2o$53b2o6$54bo$54bobo$54b2o7$33bo$32bo$32b3o2$37bo$ 35b2o$36b2o4$7bo$8b2o37b2o3b2o$7b2o39bo2bo2bo$48bobo2b2o$49bo3$13b2o$ 14b2o$13bo11b2o$25bobo$25bo2$32bo$31b2o$31bobo2$11b3o$13bo$12bo2$8b2o$ 9b2o$8bo5$bo$b2o$obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 450 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 16 PAUSE 1 T 29 PAUSE 1 T 59 PAUSE 1 T 110 PAUSE 2 LOOP 111 ]] A 12G synthesis (click above to open LifeViewer)

Occurrence

Among the 121 still lifes with 12 cells, this is the 79th most common still life according to Catagolue.

There are no collisions in octohash, octo3obj or octo3g databases with this still life occurring in the ash.

External links

• Very long claw with tail at Adam P. Goucher's Catagolue
• 12.24 at Heinrich Koenig's Game of Life Object Catalogs