id:A009577 - OEIS Search Results

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

+0
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0, 1, -1, 0, -6, 55, -255, 1358, -12572, 125613, -1193805, 12576124, -154247874, 2040358307, -28319064683, 421795555530, -6772652206200, 115464743211865, -2075398476455385, 39386878338818936, -788194493914712510 (list; graph; listen)

	OFFSET	`0,5`
	MATHEMATICA	`Sinh[ Log[ 1+x ]]/Cosh[ x ]`
	CROSSREFS	`Sequence in context: A079465 A061792 A066514 this_sequence A097300 A110431 A118836` `Adjacent sequences: A009574 A009575 A009576 this_sequence A009578 A009579 A009580`
	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 November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research