id:A130558 - OEIS Search Results

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Denominators of partial sums of a series for 6*(5-4*Zeta(3)).

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1, 9, 360, 9000, 7000, 343000, 8232000, 666792000, 7334712000, 887500152000, 11537501976000, 1949837833944000, 1949837833944000, 1949837833944000, 265177945416384000, 76636426225334976000, 161788010920151616000 (list; graph; listen)

	OFFSET	`2,2`
	COMMENT	`Numerators are given in A130557.` `For the rationals r(n):=4!sum(1/((j^3)(j^2-1)),j=2..n), n>=2, the Z. A. Melzak reference and a W. Lang link see A130557.`
	FORMULA	`a(n)=numerator(r(n)), n>=2.`
	CROSSREFS	`Adjacent sequences: A130555 A130556 A130557 this_sequence A130559 A130560 A130561` `Sequence in context: A012812 A119756 A063068 this_sequence A132593 A051848 A124042`
	KEYWORD	`nonn,frac,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Jul 13 2007`

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

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