id:A134140 - OEIS Search Results

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Alternating row sums of triangle A049374 (S1p(6)).

+0
2

1, 5, 25, 95, -275, -14755, -278795, -4134145, -49014215, -304537195, 7111142545, 397535340575, 12667519999525, 327297915798125, 7052174242084525, 109425656597938175, -88497453300450575, -107470322009554282075, -6297063330456696598775 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=sum(A049374(n,m)(-1)^(m-1),m=1..n), n>=1.` `E.g.f.: 1-exp(-(1-(1-x)^5)/(5(1-x)^5)). Cf. e.g.f. first column of A049374.`
	CROSSREFS	`Cf. A049402 (row sums of A049374).` `Sequence in context: A083090 A147177 A057255 this_sequence A073374 A126878 A055343` `Adjacent sequences: A134137 A134138 A134139 this_sequence A134141 A134142 A134143`
	KEYWORD	`sign,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Oct 12 2007`

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Last modified December 4 21:35 EST 2008. Contains 151309 sequences.

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