OFFSET
1,1
COMMENTS
Discriminant=-15.
LINKS
Rick L. Shepherd, Table of n, a(n) for n = 1..10000 [The first 1000 terms were found by Vincenzo Librandi]
N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)
MATHEMATICA
QuadPrimes2[2, -1, 2, 1000000] (* see A106856 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 09 2005
STATUS
approved