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Search: id:A105290
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| A105290 |
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Numbers n such that prime(n+1) == 4 (mod n). |
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+0
6
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| 1, 3, 11, 13, 69, 71, 637225, 637253, 637313, 637327, 4124459, 4124685, 27067033
(list; graph; listen)
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OFFSET
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1,2
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PROGRAM
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(PARI) n=0; p=2; while(n++, (-4+p=nextprime(p+1))%n | print1(n", ")) \\ M. F. Hasler, Feb 05 2009
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CROSSREFS
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Cf. A023144, A092044.
Sequence in context: A113049 A079665 A083992 this_sequence A158790 A063963 A101585
Adjacent sequences: A105287 A105288 A105289 this_sequence A105291 A105292 A105293
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KEYWORD
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nonn,more
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com), Apr 25 2005
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EXTENSIONS
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Missing first two terms inserted by M. F. Hasler, Feb 04 2009
Additional terms a(11)-a(13) from M. F. Hasler, Feb 05 2009
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