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%I #2 Mar 31 2012 13:21:20
%S 2,79,151,175,223,265,275,283,361,373,571,595,635,805,991,1063,1153,
%T 1201,1285,1301,1351,1423,1445,1495,1561,1621,1651,1699,1735,1873,
%U 1981,2125,2275,2281,2413,2545,2653,2683,3013,3301,3331,3385,3535
%N Second row of A166091. Positions of 3's in A166086.
%Y See A166053.
%K nonn
%O 1,1
%A _Antti Karttunen_, Oct 08 2009
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