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A106928
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Primes of the form 2x^2-xy+8y^2, with x and y nonnegative.
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1
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2, 23, 53, 71, 107, 149, 197, 239, 263, 281, 317, 389, 443, 491, 557, 569, 599, 641, 653, 683, 827, 953, 977, 1031, 1061, 1163, 1289, 1439, 1451, 1481, 1499, 1523, 1607, 1619, 1667, 1709, 1787, 1871, 1877, 1901, 2069, 2111, 2129, 2153, 2213
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OFFSET
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1,1
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COMMENTS
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Discriminant=-63.
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LINKS
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MATHEMATICA
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QuadPrimes2[2, -1, 8, 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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