A009576 - OEIS

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A009576

Expansion of sinh(ln(1+x))/cos(x).

0, 1, -1, 6, -18, 115, -615, 4732, -36148, 337797, -3315645, 37027826, -440999526, 5768129783, -80507865347, 1210608394920, -19345811001000, 329208442723465, -5922785067664185, 112578608999452894, -2251115252850724090 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	MATHEMATICA	`Sinh[ Log[ 1+x ] ]/Cos[ x ]`
	CROSSREFS	`Sequence in context: A108735 A143556 A007126 * A009580 A125839 A117813` `Adjacent sequences: A009573 A009574 A009575 * A009577 A009578 A009579`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified February 14 09:18 EST 2012. Contains 205614 sequences.