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Search: id:A139990
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| A139990 |
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Primes of the form 12x^2+12xy+73y^2. |
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+0
2
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| 73, 97, 313, 433, 577, 937, 1153, 1657, 1753, 1777, 1993, 2113, 2593, 2617, 2833, 2953, 3433, 3457, 3673, 3793, 4177, 4273, 4297, 4513, 5113, 5857, 5953, 6793, 7297, 7537, 7873, 7993, 8377, 8713, 9337, 9817, 10177, 10513, 10657, 10993
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-3360. See A139827 for more information.
Also primes of the forms 48x^2+24xy+73y^2 and 33x^2+12xy+52y^2. See A140633. - T. D. Noe (noe(AT)sspectra.com), May 19 2008
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FORMULA
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The primes are congruent to {73, 97, 313, 433, 577, 817} (mod 840).
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CROSSREFS
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Sequence in context: A143577 A146354 A050958 this_sequence A116210 A118220 A144050
Adjacent sequences: A139987 A139988 A139989 this_sequence A139991 A139992 A139993
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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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