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A106990
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Primes of the form 5x^2+5xy+6y^2, with x and y nonnegative.
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2
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5, 199, 251, 491, 709, 739, 929, 1151, 1201, 1289, 1429, 1451, 1621, 2039, 2129, 2281, 2341, 2551, 2591, 2819, 3019, 3329, 3539, 3581, 3919, 4091, 4519, 4831, 4861, 4889, 4919, 5179, 5381, 5431, 5521, 5749, 5861, 6091, 6659, 6661, 7069
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OFFSET
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1,1
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COMMENTS
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Discriminant=-95.
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LINKS
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Vincenzo Librandi and Ray Chandler, Table of n, a(n) for n = 1..10000 [First 1000 terms from Vincenzo Librandi]
N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)
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MATHEMATICA
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QuadPrimes2[5, 5, 6, 10000] (* see A106856 *)
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CROSSREFS
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Sequence in context: A211250 A208462 A107445 * A128791 A303136 A244848
Adjacent sequences: A106987 A106988 A106989 * A106991 A106992 A106993
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KEYWORD
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nonn,easy
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AUTHOR
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T. D. Noe, May 09 2005
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STATUS
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approved
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