A057189 - OEIS

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A057189

Numbers n such that (23^n+1)/24 is a prime.

11, 13, 67, 109, 331, 587 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`Some of the larger terms may only correspond to probable primes.`
	LINKS	`H. Dubner and T. Granlund, Primes of the Form (b^n+1)/(b+1), J. Integer Sequences, 3 (2000), #P00.2.7.`
	CROSSREFS	`Sequence in context: A027450 A036295 A132201 * A072580 A186640 A116436` `Adjacent sequences: A057186 A057187 A057188 * A057190 A057191 A057192`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Sep 15 2000`

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Last modified February 14 21:44 EST 2012. Contains 205663 sequences.