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Search: id:A139646
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| A139646 |
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Primes of the form x^2+130y^2. |
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+0
3
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| 131, 139, 179, 211, 251, 419, 491, 521, 569, 571, 601, 641, 659, 809, 859, 881, 971, 1049, 1091, 1171, 1249, 1291, 1361, 1459, 1481, 1499, 1531, 1609, 1699, 1811, 1889, 1979, 2011, 2081, 2089, 2129, 2131, 2161, 2339, 2441, 2521, 2531, 2539
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-520. See A139643 for more information.
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FORMULA
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The primes are congruent to {1, 9, 49, 51, 81, 121, 129, 131, 139, 179, 209, 211, 251, 259, 289, 321, 329, 339, 361, 419, 441, 451, 459, 491} (mod 520).
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CROSSREFS
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Adjacent sequences: A139643 A139644 A139645 this_sequence A139647 A139648 A139649
Sequence in context: A095317 A084549 A116519 this_sequence A139970 A039558 A045164
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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), Apr 29 2008
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