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A106983 Primes of the form x^2+xy+22y^2, with x and y nonnegative. 2
103, 151, 283, 373, 397, 487, 571, 709, 877, 883, 1039, 1459, 1531, 1567, 1753, 2017, 2029, 2203, 2239, 2371, 2383, 2557, 2617, 2659, 2719, 2749, 2791, 2851, 3181, 3253, 3301, 3331, 3373, 3793, 3919, 3931, 4093, 4111, 4201, 4327, 4357 (list; graph; refs; listen; history; text; internal format)
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[1, 1, 22, 10000] (* see A106856 *)

CROSSREFS

Sequence in context: A046077 A127027 A033256 * A328822 A141962 A309412

Adjacent sequences:  A106980 A106981 A106982 * A106984 A106985 A106986

KEYWORD

nonn,easy

AUTHOR

T. D. Noe, May 09 2005

STATUS

approved

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Last modified May 24 23:45 EDT 2020. Contains 334581 sequences. (Running on oeis4.)