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Search: id:A006033
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| A006033 |
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Numbers n such that (15^n - 1)/14 is prime.
(Formerly M3150)
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+0
16
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OFFSET
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1,1
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COMMENT
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8741 and 37441 are only probable primes. - Julien Peter Benney (jpbenney(AT)ftml.net), Apr 27 2007
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REFERENCES
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H. Dubner, Generalized repunit primes, Math. Comp., 61 (1993), 927-930.
Ribenboim, Paulo; "The Book Of Prime Number Records"; published 1989 by Springer-Verlag; pages 350-354.
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LINKS
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H. Lifchitz, Mersenne and Fermat primes field
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EXAMPLE
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(15^3-1)/14 = 241, which is prime.
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CROSSREFS
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Cf. A083402, A058808, A059802, A002551, A062647, A003525.
Sequence in context: A137192 A059802 A139854 this_sequence A142184 A002551 A127930
Adjacent sequences: A006030 A006031 A006032 this_sequence A006034 A006035 A006036
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KEYWORD
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nonn
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AUTHOR
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njas
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EXTENSIONS
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One more term from Julien Peter Benney (jpbenney(AT)ftml.net), Apr 27 2007
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