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Search: id:A140017
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| A140017 |
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Primes of the form 6x^2+6xy+229y^2. |
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+0
1
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| 229, 241, 349, 409, 661, 769, 1021, 1321, 1489, 1669, 1861, 2281, 2749, 3001, 3541, 4129, 4441, 5101, 5449, 5689, 5701, 5869, 6121, 6229, 6481, 6781, 6949, 6961, 7129, 7321, 7369, 7741, 7789, 8209, 8221, 8461, 9001, 9901, 10069, 10909, 11149
(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 {229, 241, 349, 409, 661, 769, 1021, 1081, 1189, 1321, 1441, 1489, 1501, 1669, 1861, 1909, 2281, 2329, 2449, 2581, 2749, 2761, 3001, 3349, 3421, 3541, 3841, 4009, 4129, 4441, 4609, 5029, 5101, 5221, 5389, 5449} (mod 5460).
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MATHEMATICA
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QuadPrimes[6, -6, 229, 10000] (* see A106856 *)
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CROSSREFS
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Sequence in context: A033528 A086002 A061783 this_sequence A119711 A062589 A094612
Adjacent sequences: A140014 A140015 A140016 this_sequence A140018 A140019 A140020
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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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