id:A097235 - OEIS Search Results

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Denominators of coefficients in cosh(x) / sin(x) power series.

+0
2

1, 3, 90, 945, 12600, 53460, 10216206000, 1021620600, 534386160000, 2494674910728000, 2744142401800800000, 1456506351725040000, 68921880563628892800000, 39762623402093592000000 (list; graph; listen)

	OFFSET	`-1,2`
	EXAMPLE	`cosh(x)/sin(x) = -1/x + 2/3x + 13/90x^3 + 19/945*x^5 +...`
	CROSSREFS	`Cf. A097234, A069854. Bisection of A007451.` `Sequence in context: A134502 A116336 A103305 this_sequence A047686 A012857 A013304` `Adjacent sequences: A097232 A097233 A097234 this_sequence A097236 A097237 A097238`
	KEYWORD	`nonn,frac`
	AUTHOR	`Ralf Stephan, Aug 01 2004`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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