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A106897
Primes of the form 2x^2+xy+6y^2, with x and y nonnegative.
1
2, 59, 61, 157, 173, 283, 379, 431, 601, 613, 647, 683, 739, 827, 941, 967, 991, 1087, 1129, 1181, 1217, 1367, 1399, 1553, 1657, 1753, 1823, 1951, 2069, 2179, 2251, 2293, 2311, 2357, 2371, 2609, 2617, 2687, 2753, 2801, 2903, 3067, 3119, 3251
OFFSET
1,1
COMMENTS
Discriminant=-47.
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)
MATHEMATICA
QuadPrimes2[2, 1, 6, 10000] (* see A106856 *)
CROSSREFS
Sequence in context: A113635 A136095 A181866 * A244269 A195325 A195329
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 09 2005
STATUS
approved