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Search: id:A139973
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| A139973 |
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Primes of the form 8x^2+8xy+67y^2. |
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+0
1
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| 67, 83, 163, 227, 307, 587, 643, 683, 787, 827, 947, 1123, 1163, 1307, 1523, 1627, 1723, 1747, 1787, 1867, 1987, 2203, 2243, 2267, 2347, 2683, 2803, 3083, 3187, 3203, 3307, 3323, 3347, 3547, 3803, 3907, 3947, 4243, 4283, 4363, 4483, 4643
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-2080. See A139827 for more information.
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FORMULA
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The primes are congruent to {67, 83, 123, 163, 187, 203, 227, 267, 307, 323, 427, 483} (mod 520).
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CROSSREFS
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Sequence in context: A106929 A091490 A091075 this_sequence A118741 A130058 A119893
Adjacent sequences: A139970 A139971 A139972 this_sequence A139974 A139975 A139976
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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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