OFFSET
1,1
COMMENTS
Discriminant=-1380. See A139827 for more information.
LINKS
Vincenzo Librandi and Ray Chandler, Table of n, a(n) for n = 1..10000 [First 1000 terms from Vincenzo Librandi]
N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)
FORMULA
The primes are congruent to {5, 89, 149, 221, 281, 329, 341, 389, 401, 521, 569, 641, 689, 701, 881, 941, 1049, 1109, 1121, 1169, 1229, 1241, 1349} (mod 1380).
MATHEMATICA
QuadPrimes2[5, 0, 69, 10000] (* see A106856 *)
PROG
(Magma) [ p: p in PrimesUpTo(6000) | p mod 1380 in [5, 89, 149, 221, 281, 329, 341, 389, 401, 521, 569, 641, 689, 701, 881, 941, 1049, 1109, 1121, 1169, 1229, 1241, 1349]]; // Vincenzo Librandi, Aug 02 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 02 2008
STATUS
approved