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%I #3 Mar 30 2012 18:51:58
%S 0,1,1,1,2,3,4,3,1,7,1,4,6,7,10,7,16,5,9,11,3,22,5,17,14,12,7,21,20,1,
%T 25,9,21,7,4,22,13,14,18,33,35,20,13,53,51,19,7,46,52,3,5,9,12,42,12,
%U 17,34,22,55,51,57,31,3,71,41,7,55,64,5,63,37,41,31,91,61,69,1
%N Number of 3's in A139067(n).
%Y Cf. A139067.
%K nonn,base
%O 1,5
%A _Paul Curtz_ and _Ray Chandler_, Aug 14 2008
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