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x = 7, y = 6, rule = B3/S23 3bo$b3o$o3b2o$obobobo$b2obobo$5bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]] #C [[ ZOOM 42 ]]
Pattern type Strict still life
Number of cells 16
Bounding box 7 × 6
Frequency class 17.8
Discovered by Unknown
Year of discovery Unknown

Scorpion (or curl tie bun) is a 16-bit still life. It appears at generation 4761 of Bunnies, lasting for over 400 generations.


See also: List of common still lifes

Scorpion is the thirty-ninth most common still life in Achim Flammenkamp's census, being less common than beehive with tail but more common than loop.[1]

It is the 38th most common still life on Adam P. Goucher's Catagolue, being less common than block on dock but more common than beehive with tail. It is the 3rd most common still life with 16 cells, being less common than beehive on dock but 8 times as common as symmetric scorpion.[2]

x = 29, y = 11, rule = B3/S23 4bo$25b2o$4b3o18bo2$2b2o19b2o$2ob2o16b2ob2o$o4bo15bo4bo$o3b3o14bo3b3o$ b2o4bo14b2o4bo$5bobo18bobo$5b2o19b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THUMBSIZE 2 ZOOM 12 GPS 6 ]]
Generation 15 of the R-pentomino being perturbed in two different ways. Almost all scorpions form this way, although there are several ways it can be perturbed
(click above to open LifeViewer)
RLE: here Plaintext: here

Glider synthesis

On April 7, 2007 Dean Hickerson found a 4-glider synthesis of this still life.[3]

See also


  1. Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.
  2. Adam P. Goucher. "Statistics". Catagolue. Retrieved on May 5, 2023.
  3. Dean Hickerson's 2, 3, and 4-glider syntheses pattern collection

External links