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Search: id:A112881
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| A112881 |
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Indices of prime Perrin numbers; values of n such that A001608(n) is prime. |
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+0
1
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| 2, 3, 4, 5, 6, 7, 10, 12, 20, 21, 24, 34, 38, 75, 122, 166, 236, 355, 356, 930, 1042, 1214, 1461, 1622, 4430, 5802, 9092, 16260, 18926, 23698, 40059, 45003, 73807, 91405, 263226, 316872, 321874, 324098
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Eric Weisstein's World of Mathematics, Perrin Sequence
Eric Weisstein's World of Mathematics, Integer Sequence Primes
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CROSSREFS
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Cf. A001608, A074788.
Sequence in context: A072993 A018444 A032378 this_sequence A008814 A005140 A017845
Adjacent sequences: A112878 A112879 A112880 this_sequence A112882 A112883 A112884
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KEYWORD
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nonn,more
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com), Oct 05, 2005
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EXTENSIONS
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a(34) from Eric Weisstein (eric(AT)weisstein.com), Oct 6, 2005)
a(35) = 263226 from Eric Weisstein (eric(AT)weisstein.com), May 04, 2006
a(36) = 316872 from Eric Weisstein (eric(AT)weisstein.com), Feb 04, 2007
a(37) = 321874 from Eric Weisstein (eric(AT)weisstein.com), Feb 19, 2007
a(38) = 324098 from Eric Weisstein (eric(AT)weisstein.com), Feb 25, 2007
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