A053351 - OEIS

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A053351

Numbers n such that 269*2^n+1 is prime.

3, 5, 15, 27, 53, 137, 153, 155, 185, 239, 717, 735, 789, 1343, 3485, 5109, 6195, 14927 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	LINKS	`Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for k < 300` `Wilfrid Keller, List of primes k.2^n - 1 for k < 300` `Index entries for sequences of n such that k2^n-1 (or k2^n+1) is prime`
	CROSSREFS	`Sequence in context: A111386 A146582 A202212 * A146244 A146457 A051044` `Adjacent sequences: A053348 A053349 A053350 * A053352 A053353 A053354`
	KEYWORD	`hard,nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 29 1999`

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Last modified February 16 03:44 EST 2012. Contains 205860 sequences.