Long⁶ snake

Long6 snake
x = 10, y = 8, rule = B3/S23 8b2o$7bobo$6bo$5bo$4bo$3bo$obo$2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]] #C [[ HEIGHT 500 THUMBSIZE 3 ZOOM 36 ]]
View static image
Pattern type	Strict still life
Number of cells	12
Bounding box	8 × 10
Frequency class	37.7
Static symmetry	Unspecified
Discovered by	Unknown
Year of discovery	Unknown
Rules Outer-totalistic rules B/S23 – B35678/S012345678 # of rules 212 = 4096 Isotropic rules B/S2aen3n – B2ikn34-r5678/S012345678
Glider synthesis Fewest gliders 6 Catagolue-generated RLE synthesis
Pattern files Plaintext long6snake.cells RLE long6snake.rle
Identifiers apgcode xs12_358gzy012ko Niemiec ID 12.30 Pentadecathlon ID 12.73

Long⁶ snake (or absurdly long snake) is a 12-cell still life, an extension of snake.

Construction

This still life is known to be constructible with 6 gliders. A 7-glider synthesis was found in March 2021. A 6-glider synthesis was found in February 2024. Some known syntheses can be found in Mark Niemiec's database.

x = 55, y = 42, rule = B3/S23 o$b2o$2o4$5bo$6b2o$5b2o$38bo$36b2o$37b2o4$45b2o$45bobo$48bo$49bo$50bo$ 51bo$52bobo$53b2o10$4b2o$3bobo$5bo2$8b2o$7bobo$9bo$35b2o$35bobo$35bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 10 T 0 PAUSE 1 T 58 PAUSE 3 T 66 PAUSE 2 LOOP 67 ]]

A 6G synthesis (click above to open LifeViewer)

x = 38, y = 51, rule = B3/S23 25bo$25bobo$25b2o9$4bo$5bo$3b3o3$28b2o$28bobo$31bo$32bo$33bo$34bo$9bo 25bobo$10bo25b2o$8b3o$3o$2bo$bo3$24bo$23b2o$23bobo5$6b2o$7b2o$6bo9$28b 2o$27b2o$29bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 10 T 0 PAUSE 1 T 20 PAUSE 3 T 66 PAUSE 2 LOOP 67 ]]

A 7G synthesis (click above to open LifeViewer)

x = 42, y = 31, rule = B3/S23 4bo$2bobo$3b2o3$14bobo$15b2o$7bo7bo$obo5bo$b2o3b3o23b2o$bo30bobo$35bo$ 36bo$37bo$38bo$39bobo$40b2o2$34b2o$34bobo$34bo2$8b2o$7bobo$9bo$27b3o$ 27bo$28bo$8b3o$10bo$9bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 380 THEME Book ZOOM 10 AUTOSTART GPS 10 T 0 PAUSE 1 T 20 PAUSE 3 T 30 PAUSE 1 T 42 PAUSE 2 LOOP 43 ]]

A 8G synthesis (click above to open LifeViewer)

Occurrence

See also: List of common still lifes, List of still lifes with 12 cells

Among the 121 still lifes with 12 cells, this is the rarest of them all according to Catagolue.

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

External links

• Long⁶ snake at Adam P. Goucher's Catagolue
• 12.73 at Heinrich Koenig's Game of Life Object Catalogs