Period-20 glider gun

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Period-20 glider gun
Period-20 glider gun image
Pattern type Gun
Period 20
Barrels 1
Number of cells 672
Bounding box 78×42
Discovered by Matthias Merzenich
Year of discovery 2013

Period-20 glider gun is a true period-20 glider gun that was discovered by Matthias Merzenich in 2013 and improved by Karel Suhajda[1], based on Elkies' true period 24 gun. This is the shortest-period true-period gun known so far.

Image gallery

Animation of period-20 gun


  1. Matthias Merzenich (May 13, 2013). "p20 gun". Retrieved on March 17, 2015.