A130745 - OEIS

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A130745

Least k such that k*6*(M(n)^500)-1 is prime where M(i)= i-th Mersenne prime.

55, 142, 1945, 570, 220, 7124, 2329, 7054, 10005, 447, 14505, 4322 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`All primes certified using PFGW from Primeform group`
	EXAMPLE	`556(3^500)-1 is prime 3=2^2-1=first Mersenne prime, 55 is k(1)`
	CROSSREFS	`Cf. Mersenne primes.` `Sequence in context: A046156 A044306 A044687 * A096664 A067978 A072429` `Adjacent sequences: A130742 A130743 A130744 * A130746 A130747 A130748`
	KEYWORD	`nonn`
	AUTHOR	`Pierre CAMI (pierre-cami(AT)bbox.fr), Jul 12 2007`

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Last modified February 15 12:25 EST 2012. Contains 205786 sequences.