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A139902
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Primes of the form 16x^2+16xy+19y^2.
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2
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19, 139, 211, 331, 379, 499, 571, 619, 691, 739, 811, 859, 1051, 1171, 1291, 1459, 1531, 1579, 1699, 2011, 2131, 2179, 2251, 2371, 2539, 2659, 2731, 2851, 2971, 3019, 3259, 3331, 3499, 3571, 3691, 3739, 3931, 4051, 4099, 4219, 4339, 4651
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OFFSET
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1,1
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COMMENTS
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Discriminant=-960. See A139827 for more information.
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LINKS
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FORMULA
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The primes are congruent to {19, 91} (mod 120).
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MATHEMATICA
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QuadPrimes2[16, -16, 19, 10000] (* see A106856 *)
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PROG
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(Magma) [ p: p in PrimesUpTo(6000) | p mod 120 in [19, 91]]; // Vincenzo Librandi, Jul 31 2012
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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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EXTENSIONS
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STATUS
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approved
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