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A059501 F(n)*2^n - 1 is prime, where F(n) is the n-th Fibonacci number. 0
2, 4, 7, 24, 25, 47, 57, 60, 241, 391, 1252, 1391, 2340 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Do[ If[ PrimeQ[ Fibonacci[ n ]*2^n - 1 ], Print[ n ] ], {n, 1, 3000} ]

CROSSREFS

Sequence in context: A171978 A026080 A071795 * A138049 A099387 A036440

Adjacent sequences:  A059498 A059499 A059500 * A059502 A059503 A059504

KEYWORD

nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 05 2001

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Last modified February 16 21:41 EST 2012. Contains 205973 sequences.