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Search: id:A139868
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| A139868 |
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Primes of the form 3x^2+55y^2. |
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+0
1
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| 3, 67, 103, 163, 223, 367, 463, 487, 643, 727, 823, 883, 907, 1087, 1123, 1303, 1423, 1483, 1543, 1567, 1747, 1783, 2083, 2143, 2203, 2347, 2467, 2707, 2803, 2887, 3067, 3463, 3547, 3727, 3943, 4027, 4327, 4423, 4447, 4603, 4723, 4783, 4987
(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 A139827 for more information.
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FORMULA
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The primes are congruent to {3, 67, 103, 163, 223, 247, 367, 427, 463, 487, 643} (mod 660).
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CROSSREFS
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Adjacent sequences: A139865 A139866 A139867 this_sequence A139869 A139870 A139871
Sequence in context: A105443 A065425 A096482 this_sequence A110716 A142035 A142926
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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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