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A140032
Primes of the form 8x^2+231y^2.
1
239, 263, 359, 431, 743, 1031, 1583, 2087, 2111, 2207, 2543, 2591, 2879, 3119, 4127, 4391, 4463, 4967, 5231, 5279, 5639, 5783, 5807, 5903, 6287, 6311, 6959, 7079, 7127, 7487, 7823, 7919, 8087, 8423, 8663, 8807, 9479, 9767, 10007, 10271
OFFSET
1,1
COMMENTS
Discriminant=-7392. See A139827 for more information.
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)
FORMULA
The primes are congruent to {95, 239, 263, 359, 431, 527, 695, 743, 767, 1031, 1271, 1415, 1535, 1583, 1751} (mod 1848).
MATHEMATICA
QuadPrimes2[8, 0, 231, 10000] (* see A106856 *)
PROG
(Magma) [ p: p in PrimesUpTo(12000) | p mod 1848 in {95, 239, 263, 359, 431, 527, 695, 743, 767, 1031, 1271, 1415, 1535, 1583, 1751} ]; // Vincenzo Librandi, Aug 06 2012
CROSSREFS
Sequence in context: A238602 A279274 A282812 * A289109 A247888 A243102
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 02 2008
STATUS
approved