A032499 - OEIS

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A032499

Numbers n such that 245*2^n+1 is prime.

1, 5, 9, 25, 69, 73, 99, 153, 163, 223, 273, 279, 331, 439, 445, 595, 601, 1189, 2311, 3523, 3773, 5369, 6349, 8743, 14083, 25225, 25371, 37773, 60615, 123471, 136993 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	LINKS	`Ray Ballinger, Proth Search Page` `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: A147512 A050359 A062812 * A112084 A038251 A034498` `Adjacent sequences: A032496 A032497 A032498 * A032500 A032501 A032502`
	KEYWORD	`nonn,hard`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 09:35 EST 2012. Contains 205614 sequences.