id:A059501 - OEIS Search Results

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F(n)*2^n - 1 is prime, where F(n) is the n-th Fibonacci number.

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2, 4, 7, 24, 25, 47, 57, 60, 241, 391, 1252, 1391, 2340 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Do[ If[ PrimeQ[ Fibonacci[ n ]*2^n - 1 ], Print[ n ] ], {n, 1, 3000} ]`
	CROSSREFS	`Sequence in context: A091833 A026080 A071795 this_sequence A138049 A099387 A036440` `Adjacent sequences: A059498 A059499 A059500 this_sequence A059502 A059503 A059504`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 05 2001`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.