Search: id:A102553
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%I A102553
%S A102553 1,2,3,5,7,11,13,15,17,19,23,27,29,31,37,41,43,47,51,53,59,61,63,67,71,
%T A102553 73,79,83,85,89,95,97,101,103,107,109,111,113,119,123,125,127,131,135,
%U A102553 137,139,143,149,151,157,163,167,173,175,179,181,187,191,193,197,199
%N A102553 Numbers n such that for all prime-factors p: p = (n AND p), bitwise.
%C A102553 Numbers n such that A102550(n) = A001221(n).
%C A102553 Apart from first term, subsequence of A102552;
%C A102553 A000040 is a subsequence.
%Y A102553 Cf. A102554, A007088, A004676.
%Y A102553 Sequence in context: A074895 A072697 A090421 this_sequence A069161 A003277 
               A117287
%Y A102553 Adjacent sequences: A102550 A102551 A102552 this_sequence A102554 A102555 
               A102556
%K A102553 nonn
%O A102553 1,2
%A A102553 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 14 2005

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