login
A106979
Primes of the form 3x^2-3xy+8y^2, with x and y nonnegative.
1
3, 29, 41, 137, 191, 263, 359, 461, 467, 479, 491, 617, 773, 797, 827, 971, 983, 1229, 1433, 1439, 1481, 1493, 1613, 1697, 1721, 1787, 1931, 2003, 2099, 2339, 2381, 2393, 2531, 2621, 2729, 2753, 2903, 2927, 2939, 2999, 3347, 3407, 3449, 3557
OFFSET
1,1
COMMENTS
Discriminant=-87.
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[3, -3, 8, 10000] (* see A106856 *)
CROSSREFS
Sequence in context: A125854 A167278 A341210 * A367102 A087209 A165440
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 09 2005
STATUS
approved