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%I #3 Mar 30 2012 16:49:58
%S 53,58,62,68,75,104,125,152,233,1010,2112,1000100,
%T 11111111111111111111111111111111111111111111111111111111111111111111
%N a(n) = 68 written in base 13 - n.
%K nonn,fini,full
%O 0,1
%A _N. J. A. Sloane_, Jun 04 2004