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Search: id:A139928
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| A139928 |
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Primes of the form 2x^2+165y^2. |
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+0
2
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| 2, 167, 173, 197, 263, 293, 503, 557, 677, 743, 887, 1223, 1487, 1493, 1583, 1613, 1733, 1823, 1847, 1877, 1997, 2063, 2087, 2207, 2213, 2477, 2543, 2837, 2903, 3167, 3407, 3527, 3533, 3797, 3863, 4127, 4133, 4157, 4253, 4373, 4397, 4463
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-1320. See A139827 for more information.
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FORMULA
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The primes are congruent to {2, 167, 173, 197, 263, 293, 413, 437, 503, 527, 557, 623, 677, 743, 767, 887, 893, 1007, 1157, 1223, 1253} (mod 1320).
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MATHEMATICA
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QuadPrimes[2, 0, 165, 10000] (* see A106856 *)
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CROSSREFS
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Sequence in context: A069580 A109420 A162904 this_sequence A142602 A005020 A157316
Adjacent sequences: A139925 A139926 A139927 this_sequence A139929 A139930 A139931
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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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