OFFSET
1,1
COMMENTS
Also primes of the form x^2-xy+18y^2 with x and y nonnegative. - T. D. Noe, May 08 2005
REFERENCES
David A. Cox, "Primes of the Form x^2 + n y^2", Wiley, 1989.
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[1, 0, 71, 10000] (* see A106856 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved