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Search: id:A139891
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| A139891 |
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Primes of the form 7x^2+30y^2. |
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+0
1
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| 7, 37, 127, 277, 373, 463, 487, 613, 757, 823, 877, 967, 1087, 1093, 1117, 1213, 1303, 1327, 1423, 1453, 1597, 1663, 1933, 2053, 2143, 2293, 2437, 2503, 2557, 2647, 2767, 2797, 3343, 3607, 3613, 3637, 3733, 3823, 3847, 3943, 4327, 4447
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-840. See A139827 for more information.
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FORMULA
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The primes are congruent to {7, 37, 127, 247, 253, 277, 373, 463, 487, 583, 613, 757, 823} (mod 840).
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CROSSREFS
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Sequence in context: A106064 A038862 A136204 this_sequence A082113 A012885 A094729
Adjacent sequences: A139888 A139889 A139890 this_sequence A139892 A139893 A139894
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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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