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Search: id:A139648
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| A139648 |
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Primes of the form x^2+165y^2. |
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+0
3
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| 181, 229, 421, 661, 709, 829, 1021, 1321, 1489, 1549, 1609, 1621, 1741, 2029, 2161, 2269, 2281, 2341, 2689, 3001, 3061, 3169, 3301, 3469, 3529, 4129, 4261, 4621, 4789, 4801, 4909, 5281, 5449, 5569, 5581, 5641, 5701, 6121, 6229, 6301, 6361
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-660. See A139643 for more information.
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FORMULA
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The primes are congruent to {1, 49, 169, 181, 229, 289, 301, 361, 421, 529} (mod 660).
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CROSSREFS
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Adjacent sequences: A139645 A139646 A139647 this_sequence A139649 A139650 A139651
Sequence in context: A074811 A036200 A139649 this_sequence A142519 A053140 A107694
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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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