Search: id:A090866
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%I A090866
%S A090866 13,29,53,149,173,269,293,317,389,509,557,653,773,797,1109,1229,1493,
%T A090866 1637,1733,1949,1997,2309,2477,2693,2837,2909,2957,3413,3533,3677,3989,
%U A090866 4133,4157,4253,4349,4373,4493,4517,5189,5309,5693,5717,5813,6173,6197
%N A090866 Primes p == 1 (mod 4) such that (p-1)/4 is prime.
%F A090866 a(n)=4*A023212(n)+1
%Y A090866 Cf. A005385.
%Y A090866 Sequence in context: A166034 A010337 A162579 this_sequence A098062 A094481 
               A045637
%Y A090866 Adjacent sequences: A090863 A090864 A090865 this_sequence A090867 A090868 
               A090869
%K A090866 nonn
%O A090866 1,1
%A A090866 Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 12 2004

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