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Search: id:A140020
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| A140020 |
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Primes of the form 13x^2+105y^2. |
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+0
1
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| 13, 157, 313, 433, 937, 997, 1153, 1693, 1777, 1993, 2617, 2677, 2833, 3253, 3433, 3457, 3793, 3877, 4177, 4273, 5113, 5197, 5437, 5953, 6373, 6397, 6733, 7237, 7297, 7537, 8293, 8713, 8893, 9337, 9733, 10477, 10513, 10657, 11353, 11437
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-5460. See A139827 for more information.
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FORMULA
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The primes are congruent to {13, 157, 313, 433, 493, 517, 913, 937, 997, 1153, 1273, 1693, 1777, 1837, 1993, 2077, 2497, 2617, 2677, 2833, 3013, 3097, 3253, 3337, 3433, 3457, 3793, 3877, 4177, 4213, 4273, 5017, 5053, 5113, 5197, 5353, 5437} (mod 5460).
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MATHEMATICA
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QuadPrimes[13, 0, 105, 10000] (* see A106856 *)
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CROSSREFS
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Sequence in context: A102146 A097827 A142104 this_sequence A130868 A154414 A164623
Adjacent sequences: A140017 A140018 A140019 this_sequence A140021 A140022 A140023
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KEYWORD
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nonn,easy
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AUTHOR
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T. D. Noe (noe(AT)sspectra.com), May 02 2008
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