Boat tie long snake

Boat tie long snake
x = 8, y = 6, rule = B3/S23 6b2o$3bobobo$3b2o$b2o$obo$bo! #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 × 6
Frequency class	29.1
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-ik3kn – B2ikn34-rw5-c678/S012345678
Glider synthesis Fewest gliders 5 Catagolue-generated RLE synthesis
Pattern files Plaintext boattielongsnake.cells RLE boattielongsnake.rle
Identifiers apgcode xs12_3lozx352 Niemiec ID 12.9 Pentadecathlon ID 12.38

Boat tie long snake is a 12-cell still life. As its name implies, it involves a boat having been tied to a long snake.

Construction

This still life can be constructed with 5 gliders. Several known alternate syntheses can be found in Mark Niemiec's database.

x = 39, y = 15, rule = B3/S23 o15bobo$b2o13b2o$2o15bo4$10bo22b2o$11b2o20bo$10b2o22bo$16b3o16bo$16bo 17b2o$17bo18b2o$10b3o23bobo$12bo24bo$11bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 10 X 0 Y 2 AUTOSTART GPS 12 T 0 PAUSE 3 T 15 PAUSE 1 T 47 PAUSE 2 LOOP 48 ]] A 5G synthesis (click above to open LifeViewer)

x = 42, y = 39, rule = B3/S23 28bo$26b2o$27b2o2$2bo$3b2o$2b2o23bo$25b2o$26b2o6$20bo$18b2o$19b2o$26bo$24b2o$25b2o2$36b2o$36bo$7b3o27bo$9bo6bo21bo$8bo7b2o7bo11b2o$15bobo6b2o13b2o$24bobo12bobo$40bo8$bo$b2o$obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 25 PAUSE 1 T 52 PAUSE 2 LOOP 53 ]] A 9G synthesis (click above to open LifeViewer)

x = 84, y = 76, rule = B3/S23 81bo$81bobo$81b2o3$4bo$5b2o67bo$4b2o66b2o$73b2o$bo$2bo$3o18$22bobo$23b2o$23bo8$57b2o$57bo$58bo$59bo$58b2o$46b2o3b3o6b2o$47b2o2bo8bobo$46bo5bo8bo13$20b3o$22bo$21bo12$76b2o$76bobo$76bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 8 X 0 Y 8 AUTOSTART GPS 12 T 0 PAUSE 3 T 116 PAUSE 1 T 136 PAUSE 1 T 149 PAUSE 2 LOOP 150 ]] A 9G synthesis (click above to open LifeViewer)

Occurrence

Among still lifes with 12 cells, this is the 55th most common still life according to Catagolue.

There are no occurrences of this still life in final patterns of collisions in octohash, octo3obj or octo3g databases.

External links

• Boat tie long snake at Adam P. Goucher's Catagolue
• 12.38 at Heinrich Koenig's Game of Life Object Catalogs