%I #12 Jul 03 2018 02:27:46
%S 31,43,67,103,151,211,283,367,463,571,691,823,967,1123,1291,1471,1663,
%T 1867,2083,2311,2551,2803,3067,3343,3631,3931,4243,4567,4903,6367,
%U 6763,7591,8467,8923,9391,9871,10867,11383,12451,13003,13567,14143,14731
%N Primes of the form 6*k^2 + 6*k + 31.
%C Prime for n=[0,28]. Discriminant is -708, which is class no. 4.
%H Harry J. Smith, <a href="/A060844/b060844.txt">Table of n, a(n) for n = 1..1000</a>
%o (PARI) { n=0; for (m=0, 2136, f=6*m^2 + 6*m + 31; if (isprime(f), write("b060844.txt", n++, " ", f)); ) } \\ _Harry J. Smith_, Jul 13 2009
%Y Cf. A060834.
%K nonn,easy
%O 1,1
%A _Tito Piezas III_, May 03 2001
%E More terms from Larry Reeves (larryr(AT)acm.org), May 07 2001