A139540 - OEIS

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A139540

Indices of primes of the form 12k+1 which have representation x^2+32xy+y^2.

%I #2 Mar 31 2012 10:22:09

%S 10,15,18,19,26,31,32,38,40,48,51,52,55,65,66,67,74,77,79,84,100,103,

%T 104,107,109,117,131,132,135,138,143,154,155,161,169,170,182,183,187,

%U 198,199,200,208,212,213,222,225,229,231,232,235,247,248,249,255,258

%N Indices of primes of the form 12k+1 which have representation x^2+32xy+y^2.

%Y Cf. A068228, A139512, A139539.

%K nonn

%O 1,1

%A _Artur Jasinski_, Apr 25 2008