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A106876 Primes of the form 3x^2-2xy+3y^2, with x and y nonnegative. +0
2
3, 11, 43, 67, 83, 131, 139, 179, 227, 283, 307, 331, 379, 443, 467, 491, 523, 547, 563, 643, 683, 691, 739, 787, 811, 827, 859, 971, 1019, 1091, 1123, 1163, 1187, 1291, 1307, 1427, 1451, 1523, 1531, 1571, 1619, 1667, 1699, 1723, 1787, 1811 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-32. See A106856 for more information.

CROSSREFS

Sequence in context: A084782 A066655 A118166 this_sequence A034477 A084643 A007583

Adjacent sequences: A106873 A106874 A106875 this_sequence A106877 A106878 A106879

KEYWORD

nonn,easy

AUTHOR

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

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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