id:A134277 - OEIS Search Results

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Alternating row sums of triangle A134275 (S2(5)').

+0
3

1, 4, 41, 519, 9201, 194819, 4951381, 144651394, 4811109506, 178860848394, 7364318416206, 332403272058269, 16329673772560231, 867235540509998269, 49517829071816599856, 3024950770151869836519, 196866838411908745248981 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=sum(A134275(n,m)*(-1)^(m-1),m=1..n), n>=1.`
	CROSSREFS	`Cf. A134276 (row sums of triangle A134275).` `Adjacent sequences: A134274 A134275 A134276 this_sequence A134278 A134279 A134280` `Sequence in context: A024383 A110041 A064327 this_sequence A085340 A001908 A006129`
	KEYWORD	`nonn,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Nov 13 2007`

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Last modified October 11 09:12 EDT 2008. Contains 144832 sequences.

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