A062579 - OEIS

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A062579

Numbers n such that k^n - (k-1)^n is prime, where k is 13.

17, 31, 41, 47, 109, 163, 643, 2459, 9743, 30271, 87557 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`Terms > 1000 are often only strong pseudo-primes.`
	CROSSREFS	`Cf. A000043, A057468, A059801, A059802, A062572-A062666.` `Sequence in context: A087166 A095748 A172287 * A134076 A160961 A167496` `Adjacent sequences: A062576 A062577 A062578 * A062580 A062581 A062582`
	KEYWORD	`nonn,hard`
	AUTHOR	`Mike Oakes (Mikeoakes2(AT)aol.com), May 18 2001, May 19 2001`
	EXTENSIONS	`Two more terms 30271 and 87557 found by Jean-Louis Charton in 2007 and 2008 corresponding to probable primes with 33721 and 97534 digits. Jean-Louis Charton (chartonjl(AT)wanadoo.fr), Sep 02 2009`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.