123
From LifeWiki
123  
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Pattern type  Oscillator  

Oscillator type  Billiard table  
Number of cells  26  
Bounding box  10×9  
Period  3  
Mod  3  
Heat  2  
Volatility  0.11  
Strict volatility  0.11  
Rotor type  123  
Discovered by  David Buckingham  
Year of discovery  1972  
 
 
 

123 was found by David Buckingham in August 1972. This is one of only three essentially different period3 oscillators with only three cells in the rotor. The others are stillater and cuphook.
External links
 123 at the Life Lexicon
Categories:
 Patterns
 Oscillators with 26 cells
 Patterns with 26 cells
 Patterns found by David Buckingham
 Patterns found in 1972
 Patterns that can be constructed with 69 gliders
 Oscillators
 Periodic objects with minimum population 26
 Billiard tables
 Oscillators with period 3
 Oscillators with mod 3
 Oscillators with heat 2
 Oscillators with volatility 0.11
 Oscillators with strict volatility 0.11
 Oscillators with rotor 123