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%I #5 Aug 05 2012 15:23:14
%S 2,9,15,21,31,41,47,57,63,67,81,91,95,103,115,119,123,127,135,141,145,
%T 149,155,165,175,179,185,189,195,201,205,209,225,231,241,255,265,269,
%U 275,283,297,301,305,313,321,325,329,339,343,347,353,363,367,377,385,389,401,413,417,423,427,431,437,445,449,461,467,483,487,495,499,507,523,545,559,563
%N Numbers n such that A215029(n) = 2.
%H StackExchange, <a href="http://math.stackexchange.com/questions/176394/a-prime-number-pattern">A prime number pattern</a>, Jul 29 2012.
%Y A215031 is a subsequence. Cf. A215029-A215035.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Aug 05 2012
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