A098857 - OEIS

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A098857

Numbers n such that 4^n*(2^n-1)-1 is prime.

1, 2, 18, 40, 50, 60, 62, 2688, 2880, 23678 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A099904 A137308 A050594 * A189333 A072278 A131538` `Adjacent sequences: A098854 A098855 A098856 * A098858 A098859 A098860`
	KEYWORD	`more,nonn`
	AUTHOR	`Pierre CAMI (pierre-cami(AT)bbox.fr), Oct 11 2004`
	EXTENSIONS	`One more term from Ray G. Opao (1260(AT)email.com), Sep 19 2005`

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Last modified February 15 17:46 EST 2012. Contains 205835 sequences.