A009356 - OEIS

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A009356

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

0, 1, -3, 9, -32, 140, -757, 4963, -38376, 341664, -3438641, 38576747, -477118600, 6447914668, -94515392805, 1493405394411, -25300960235504, 457490990665952, -8793604786338049, 179039287811168755, -3849069823206873888 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	MATHEMATICA	`Log[ 1+Sinh[ x ] ]/Exp[ x ]`
	CROSSREFS	`Sequence in context: A194530 A005964 A129416 * A058138 A180632 A094538` `Adjacent sequences: A009353 A009354 A009355 * A009357 A009358 A009359`
	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 17 11:46 EST 2012. Contains 206011 sequences.