id:A130325 - OEIS Search Results

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Least prime p such that 3*p*2^n-1 is prime.

+0
3

2, 2, 2, 2, 5, 2, 2, 3, 11, 17, 2, 23, 29, 3, 5, 3, 43, 2, 7, 17, 19, 3, 11, 23, 13, 19, 19, 7, 43, 23, 71, 5, 19, 2, 59, 11, 59, 2, 47, 31, 89, 5, 2, 3, 19, 107, 11, 71, 59, 23, 29 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Pierre CAMI, Table of n, a(n) for n = 0..500`
	EXAMPLE	`322^0-1=5 prime so for n=0 p=2` `322^1-1=11 prime so for n=1 p=2`
	CROSSREFS	`Cf. A130326, A130327.` `Adjacent sequences: A130322 A130323 A130324 this_sequence A130326 A130327 A130328` `Sequence in context: A084731 A066180 A123487 this_sequence A107604 A080647 A118486`
	KEYWORD	`nonn`
	AUTHOR	`Pierre CAMI (pierrecami(AT)tele2.fr), May 24 2007`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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