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A106973
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Primes of the form 5x^2-4xy+5y^2, with x and y nonnegative.
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1
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5, 17, 41, 257, 269, 293, 353, 509, 521, 677, 761, 797, 857, 881, 929, 941, 1097, 1109, 1181, 1217, 1361, 1433, 1553, 1613, 1637, 1721, 1949, 2141, 2273, 2357, 2477, 2609, 2693, 2777, 2789, 2861, 2897, 3041, 3209, 3449, 3461, 3533, 3821
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OFFSET
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1,1
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COMMENTS
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Discriminant=-84.
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LINKS
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MATHEMATICA
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QuadPrimes2[5, -4, 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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