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A107011
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Primes of the form 5x^2-xy+5y^2, with x and y nonnegative.
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1
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5, 23, 47, 59, 113, 179, 251, 269, 317, 383, 401, 449, 509, 587, 599, 617, 641, 653, 719, 773, 839, 881, 911, 947, 971, 983, 1061, 1193, 1259, 1277, 1307, 1409, 1433, 1439, 1523, 1571, 1607, 1697, 1709, 1787, 1871, 1973, 2027, 2039, 2069, 2297
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OFFSET
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1,1
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COMMENTS
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Discriminant=-99.
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LINKS
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MATHEMATICA
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QuadPrimes2[5, -1, 5, 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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