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x = 5, y = 3, rule = B3/S23 2o$o2b2o$b2obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C Still life
Pattern type Strict still life
Number of cells 8
Bounding box 5×3
Frequency class 13.7
Discovered by Charles Corderman
Hugh Thompson
Year of discovery 1971

Shillelagh is an 8-cell still life discovered by Charles Corderman and Hugh Thompson in 1971.[1][2]


Shillelagh is the eighteenth most common still life in Achim Flammenkamp's census, being less common than long ship but more common than integral sign.[3] It is also the twenty-sixth most common object on Adam P. Goucher's Catagolue.[4]

See also


  1. Dean Hickerson's oscillator stamp collection. Retrieved on June 18, 2009.
  2. Robert Wainwright (June 1971). "Lifeline Volume 2". Lifeline.
  3. Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.
  4. Adam P. Goucher. "Statistics". Catagolue. Retrieved on June 24, 2016.

External links