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Search: id:A139966
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| A139966 |
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Primes of the form 7x^2+66y^2. |
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+0
1
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| 7, 73, 241, 271, 409, 439, 601, 607, 769, 937, 1063, 1231, 1249, 1399, 1447, 1657, 1777, 1993, 2089, 2239, 2287, 2383, 2551, 2593, 2617, 2719, 2791, 2833, 3079, 3121, 3559, 3583, 3673, 3769, 3967, 4177, 4231, 4297, 4441, 4567, 4639, 4759
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-1848. See A139827 for more information.
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FORMULA
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The primes are congruent to {7, 73, 145, 241, 271, 391, 409, 439, 481, 535, 601, 607, 703, 745, 769, 871, 937, 943, 985, 1063, 1207, 1231, 1249, 1273, 1399, 1447, 1657, 1711, 1735, 1777, 1825} (mod 1848).
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MATHEMATICA
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QuadPrimes[7, 0, 66, 10000] (* see A106856 *)
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CROSSREFS
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Sequence in context: A142053 A012049 A012158 this_sequence A027017 A076106 A117982
Adjacent sequences: A139963 A139964 A139965 this_sequence A139967 A139968 A139969
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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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