Achim's p8

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Achim's p8
x = 9, y = 9, rule = B3/S23 b2o$o$bo3bo$bo3b2o$3bobo$2b2o3bo$3bo3bo$8bo$6b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] #C [[ LOOP 8 GPS 4 THUMBSIZE 2 ]]
Pattern type Oscillator
Number of cells 18
Bounding box 9×9
Frequency class 42.8
Period 8
Mod 4
Heat 14
Volatility 0.90
Strict volatility 0.70
Discovered by Achim Flammenkamp
Year of discovery 1994

Achim's p8 is a period-8 oscillator discovered by Achim Flammenkamp on July 20, 1994.[1] In August 2004 Jason Summers and Mark Niemiec found a 13-glider synthesis of this oscillator.[2]

Commonness

On Catagolue, it is the fifth most common period 8 oscillator, being slightly less common than smiley but more common than blocker on cis-dock.[3] It first occurred naturally on August 21, 2015, in a soup submitted to Catagolue by Tanner Jacobi.[4]

See also

References

  1. Dean Hickerson's oscillator stamp collection.
  2. Jason Summers' jslife pattern collection.
  3. Adam P. Goucher. "Statistics". Catagolue. Retrieved on October 27, 2018.
  4. gameoflifeboy (August 21, 2015). Re: Soup search results (discussion thread) at the ConwayLife.com forums

External links

  • 18P8.1 at Heinrich Koenig's Game of Life Object Catalogs