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A106955 Primes of the form 4x^2-2xy+5y^2, with x and y nonnegative. +0
2
5, 7, 17, 43, 61, 131, 137, 149, 199, 233, 239, 251, 311, 359, 389, 397, 443, 463, 467, 499, 557, 577, 587, 617, 643, 647, 653, 691, 739, 761, 769, 809, 823, 859, 937, 997, 1069, 1109, 1163, 1277, 1279, 1289, 1373, 1423, 1429, 1453, 1489, 1559, 1613 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-76. See A106856 for more information.

CROSSREFS

Sequence in context: A018538 A038968 A113282 this_sequence A030785 A019404 A079604

Adjacent sequences: A106952 A106953 A106954 this_sequence A106956 A106957 A106958

KEYWORD

nonn,easy

AUTHOR

T. D. Noe (noe(AT)sspectra.com), May 09 2005

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.


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