id:A132059 - OEIS Search Results

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A132059

Alternating row sums of triangle A132057 (s2(8)).

+0
2

1, 27, 925, 35069, 1406679, 58491537, 2493656187, 108280678092, 4768395658314, 212335592489544, 9540877059969102, 431908789303835976, 19675192863275361294, 901089855844979674068, 41459199062515242868098 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)= -sum(A132057(n, m)(-1)^m, m=1..n), n>=1.` `G.f.: (-1 +(1-49x)^(-1/7))/(6+(1-49*x)^(-1/7)).`
	CROSSREFS	`Cf. A092087 (alternating row sums of s2(7)=A092083).` `Sequence in context: A061695 A107050 A129999 this_sequence A017019 A104206 A066300` `Adjacent sequences: A132056 A132057 A132058 this_sequence A132060 A132061 A132062`
	KEYWORD	`nonn,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Sep 11 2007`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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