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Search: id:A139919
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| A139919 |
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Primes of the form 17x^2+6xy+17y^2. |
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+0
1
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| 17, 73, 97, 257, 313, 353, 433, 577, 593, 857, 937, 1097, 1153, 1193, 1217, 1433, 1553, 1657, 1697, 1753, 1777, 1993, 2113, 2273, 2393, 2593, 2617, 2777, 2833, 2897, 2953, 3433, 3457, 3617, 3673, 3793, 4073, 4177, 4217, 4273, 4297, 4457
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Discriminant=-1120. See A139827 for more information.
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FORMULA
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The primes are congruent to {17, 33, 73, 97, 153, 257} (mod 280).
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MATHEMATICA
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Union[QuadPrimes[17, 6, 17, 10000], QuadPrimes[17, -6, 17, 10000]] (* see A106856 *)
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CROSSREFS
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Sequence in context: A121243 A039371 A144245 this_sequence A043194 A043974 A141972
Adjacent sequences: A139916 A139917 A139918 this_sequence A139920 A139921 A139922
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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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