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A106942
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Primes of the form 3x^2+xy+6y^2, with x and y nonnegative.
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1
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3, 29, 103, 109, 191, 271, 409, 499, 503, 557, 587, 613, 1031, 1193, 1237, 1321, 1619, 1637, 1657, 1693, 1873, 1949, 2251, 2281, 2417, 2423, 2459, 2687, 2969, 3089, 3167, 3413, 3491, 3607, 3697, 3769, 3793, 3863, 3911, 4261, 4339, 4447
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OFFSET
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1,1
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COMMENTS
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Discriminant=-71.
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LINKS
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MATHEMATICA
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QuadPrimes2[3, 1, 6, 10000] (* see A106856 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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