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A106940 Primes of the form 4x^2+3xy+5y^2, with x and y any integer. 1
5, 43, 73, 79, 131, 167, 179, 229, 263, 359, 367, 373, 521, 569, 577, 617, 811, 877, 881, 947, 953, 997, 1009, 1021, 1051, 1151, 1163, 1213, 1223, 1231, 1279, 1283, 1307, 1409, 1429, 1439, 1567, 1607, 1697, 1741, 1747, 1783, 1823, 1861, 1889 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Discriminant=-71.

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

Union[QuadPrimes2[4, 3, 5, 10000], QuadPrimes2[4, -3, 5, 10000]] (* see A106856 *)

CROSSREFS

Sequence in context: A067927 A038546 A022891 * A106941 A139885 A152866

Adjacent sequences:  A106937 A106938 A106939 * A106941 A106942 A106943

KEYWORD

nonn,easy

AUTHOR

T. D. Noe, May 09 2005

STATUS

approved

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Last modified May 14 06:35 EDT 2021. Contains 343879 sequences. (Running on oeis4.)