id:A069267 - OEIS Search Results

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Let q(n) denote the denominator of B(2n), the 2n-th Bernoulli number : a(n)=2^(n-1)/(2n)!*prod(k=1,n,q(n)).

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3, 15, 42, 45, 66, 2730, 180, 765, 3990, 6930, 4140, 40950, 756, 1740, 57288, 58905, 630, 1919190, 16380, 284130, 595980, 434700, 118440, 4873050, 262548, 314820, 175560, 99180, 21240, 681440760, 2162160, 546975, 16504110, 217350, 421740 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`lim n-> inf a(n)^(1/n)=1`
	CROSSREFS	`Sequence in context: A096742 A012256 A012222 this_sequence A059270 A163396 A093627` `Adjacent sequences: A069264 A069265 A069266 this_sequence A069268 A069269 A069270`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 14 2002`

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Last modified December 20 16:13 EST 2009. Contains 171081 sequences.

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