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A106899
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Primes of the form 2x^2-xy+6y^2, with x and y nonnegative.
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1
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2, 7, 53, 89, 97, 131, 263, 331, 337, 353, 479, 491, 521, 541, 643, 709, 719, 883, 911, 1021, 1093, 1117, 1229, 1231, 1427, 1489, 1493, 1511, 1531, 1699, 1787, 1789, 1907, 1999, 2063, 2089, 2129, 2131, 2399, 2591, 2621, 2657, 2707, 2711, 2791
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OFFSET
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1,1
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COMMENTS
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Discriminant=-47.
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LINKS
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MATHEMATICA
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QuadPrimes2[2, -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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