id:A117443 - OEIS Search Results

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E.g.f. exp(x)/(cos(x)+sin(x)).

+0
2

1, 0, 2, -4, 28, -160, 1272, -11184, 114448, -1309440, 16680992, -233587264, 3569157568, -59075960320, 1053056675712, -20111857791744, 409715696197888, -8868323731660800, 203247024658514432, -4916860703228314624, 125206830774036241408, -3347784042587048058880 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`Row sums of number triangle A117442. Binomial transform of alternating sign Springer numbers (-1)^n*A001586(n).`
	CROSSREFS	`Sequence in context: A066228 A110881 A156449 this_sequence A095858 A062792 A102692` `Adjacent sequences: A117440 A117441 A117442 this_sequence A117444 A117445 A117446`
	KEYWORD	`easy,sign`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Mar 16 2006`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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