%I #3 Mar 30 2012 18:52:33
%S 11,10101,111010001,1111101000001,1111111111101000000000001,
%T 111111111111111010000000000000001,
%U 1111111111111111101000000000000000001,1111111111111111111111111111101000000000000000000000000000001
%N Binary representation of A139224(n).
%Y Cf. A000396, A000668, A139224, A061652.
%K nonn,base
%O 1,1
%A _Juri-Stepan Gerasimov_, Jun 18 2009
%E Keyword:base added by _R. J. Mathar_, May 21 2010
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