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Search: id:A139951
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| A139951 |
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Primes of the form 7x^2+55y^2. |
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+0
1
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| 7, 83, 167, 227, 283, 307, 503, 523, 563, 607, 787, 887, 1063, 1223, 1427, 1447, 1487, 1627, 1823, 1847, 1867, 1987, 2063, 2243, 2287, 2383, 2903, 3163, 3167, 3307, 3407, 3527, 3583, 3643, 3863, 3923, 3967, 4003, 4483, 4507, 4567, 4583
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-1540. See A139827 for more information.
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FORMULA
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The primes are congruent to {7, 83, 87, 167, 227, 283, 307, 327, 447, 503, 523, 563, 607, 703, 747, 783, 787, 843, 887, 923, 943, 1007, 1063, 1207, 1223, 1363, 1403, 1427, 1447, 1487, 1503} (mod 1540).
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CROSSREFS
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Sequence in context: A112119 A058575 A013522 this_sequence A141872 A089342 A075137
Adjacent sequences: A139948 A139949 A139950 this_sequence A139952 A139953 A139954
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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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