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A106884 Primes of the form 3x^2-3xy+4y^2, with x and y nonnegative. +0
1
3, 13, 61, 79, 127, 199, 211, 283, 313, 337, 373, 433, 571, 601, 727, 757, 829, 859, 883, 907, 919, 937, 1069, 1093, 1213, 1291, 1297, 1303, 1327, 1447, 1531, 1543, 1609, 1621, 1663, 1699, 1741, 1777, 1873, 2053, 2083, 2089, 2161, 2239, 2341 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-39. See A106856 for more information.

CROSSREFS

Sequence in context: A026578 A020007 A112731 this_sequence A112568 A104089 A108143

Adjacent sequences: A106881 A106882 A106883 this_sequence A106885 A106886 A106887

KEYWORD

nonn,easy

AUTHOR

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

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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