A050893 - OEIS

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A050893

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

8, 24, 272, 2304, 3840, 3848, 58748, 63992, 104768, 264932, 628904 (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` `Kosmaj, Riesel list k<300.`
	CROSSREFS	`Sequence in context: A094061 A182589 A002268 * A037025 A105063 A166483` `Adjacent sequences: A050890 A050891 A050892 * A050894 A050895 A050896`
	KEYWORD	`hard,nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 29 1999`
	EXTENSIONS	`More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Jan 02 2008`

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Last modified February 17 14:19 EST 2012. Contains 206038 sequences.