OFFSET
1,1
COMMENTS
Discriminant = -660. 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 {19, 79, 139, 151, 211, 259, 271, 391, 439, 571} (mod 660).
MATHEMATICA
QuadPrimes2[10, -10, 19, 10000] (* see A106856 *)
PROG
(Magma) [ p: p in PrimesUpTo(6000) | p mod 660 in {19, 79, 139, 151, 211, 259, 271, 391, 439, 571}]; // Vincenzo Librandi, Jul 30 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 02 2008
STATUS
approved