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Numbers on backgammon doubling cube.
1

%I #6 Mar 30 2012 18:35:25

%S 2,4,8,16,32,64

%N Numbers on backgammon doubling cube.

%H Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a>

%K fini,full,nonn

%O 1,1

%A _David W. Wilson_