Down snake on table

Down snake on table
x = 4, y = 7, rule = B3/S23 o2bo$4o2$2o$bo$o$2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]] #C [[ ZOOM 36 ]]
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Pattern type	Strict still life
Number of cells	12
Bounding box	7 × 4
Frequency class	33.1
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/S2ae3nr – B2-ac34-ainr5-r678/S012345678
Glider synthesis Fewest gliders 5 Catagolue-generated RLE synthesis
Pattern files Plaintext downsnakeontable.cells RLE downsnakeontable.rle
Identifiers apgcode xs12_31230f9 Niemiec ID 12.23 Pentadecathlon ID 12.11

The down snake on table is a 12-cell still life.

Construction

This still life is known to be constructible with 5 gliders. A 6-glider synthesis was found on April 10, 2023. A 5-glider synthesis was found on August 17, 2023.

x = 40, y = 42, rule = B3/S23 15bo$16bo$14b3o9$36bo2bo$36b4o2$36b2o$37bo$36bo$36b2o$25b3o$25bo$26bo$ 13bo$13b2o$12bobo9$2b2o$3b2o$2bo5$3o$2bo$bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 76 PAUSE 2 LOOP 77 ]]

A 5G synthesis (click above to open LifeViewer)

x = 34, y = 42, rule = B3/S23 2bo$obo$b2o5$25bo$24bo$24b3o10$16bo$15bo$15b3o$30bo2bo$30b4o2$30b2o$ 31bo$30bo$30b2o6$14b3o$14bo$15bo15b2o$31bobo$31bo$bo$b2o$obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 62 PAUSE 1 T 77 PAUSE 2 LOOP 78 ]]

A 6G synthesis (click above to open LifeViewer)

x = 45, y = 47, rule = B3/S23 2bo$obo$b2o5$31bobo$31b2o$32bo$43bo$42bo$42b3o10$3bobo$4b2o$4bo$35bo2b o$35b4o2$35b2o$11bo24bo$12bo22bo$10b3o22b2o11$37b2o$37bobo$11b3o23bo$ 13bo$12bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 74 PAUSE 1 T 90 PAUSE 1 T 106 PAUSE 2 LOOP 107 ]]

A 7G synthesis (click above to open LifeViewer)

x = 42, y = 43, rule = B3/S23 13bo$14bo$12b3o24bo$39bobo$bo24bo12b2o$2bo22bo$3o22b3o2$31bo$29b2o$30b 2o2$37bo2bo$37b4o2$37b2o$38bo$7bo29bo$7b2o28b2o$6bobo3$9b2o$10b2o$9bo 16$33b3o$33bo$34bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 500 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 32 PAUSE 1 T 84 PAUSE 2 LOOP 85 ]]

A 8G synthesis (click above to open LifeViewer)

Occurrence

See also: List of common still lifes

Among the 121 still lifes with 12 cells, this is the 98th 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.

See also

• Up snake on table

External links

• Down snake on table at Adam P. Goucher's Catagolue
• 12.11 at Heinrich Koenig's Game of Life Object Catalogs