Short keys
From LifeWiki
Short keys  
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Pattern type  Oscillator  

Number of cells  16  
Bounding box  12×5  
Frequency class  41.3  
Period  3  
Mod  3  
Heat  14.7  
Volatility  0.73  
Strict volatility  0.73  
Discovered by  Dean Hickerson  
Year of discovery  1989  
 
 
 

Short keys is a period 3 oscillator found by Dean Hickerson in August 1989. In August 2004 Jason Summers found a 10glider synthesis of this oscillator.^{[1]} It can be extended infinitely, like the odd keys.
See also
References
 ↑ Jason Summers' jslife pattern collection.
External links
 Short keys at the Life Lexicon
 Short keys at Adam P. Goucher's Catagolue
 16P3.5 at Heinrich Koenig's Game of Life Object Catalogs
Categories:
 Patterns
 Patterns with Catagolue frequency class 41.3
 Natural periodic objects
 Oscillators with 16 cells
 Patterns with 16 cells
 Patterns found by Dean Hickerson
 Patterns found in 1989
 Patterns that can be constructed with 6 gliders
 Oscillators
 Periodic objects with minimum population 16
 Oscillators with period 3
 Oscillators with mod 3
 Oscillators with heat 14
 Oscillators with volatility 0.73
 Oscillators with strict volatility 0.73
 Patterns with bilateral orthogonal symmetry
 Sparkers
 Dot sparkers
 Moderate sparkers
 Sparkers with period 3