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Search: id:A140023
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| A140023 |
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Primes of the form 21x^2+65y^2. |
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+0
1
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| 149, 281, 401, 449, 821, 1061, 1229, 1289, 1409, 1709, 2069, 2381, 2741, 2801, 2969, 3089, 3581, 4349, 4649, 5189, 5441, 5741, 5861, 6329, 6521, 6689, 6701, 6869, 7001, 7109, 7529, 7841, 7949, 8429, 9041, 9209, 9521, 10301, 10889, 11069
(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 {149, 281, 401, 449, 821, 869, 1061, 1229, 1241, 1289, 1409, 1541, 1649, 1709, 1961, 2069, 2321, 2381, 2489, 2501, 2741, 2801, 2969, 3089, 3161, 3581, 3749, 4061, 4181, 4349, 4649, 4769, 4841, 5189, 5429, 5441} (mod 5460).
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CROSSREFS
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Sequence in context: A142825 A127592 A107176 this_sequence A105843 A131573 A146137
Adjacent sequences: A140020 A140021 A140022 this_sequence A140024 A140025 A140026
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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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