id:A009349 - OEIS Search Results

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Expansion of ln(1+sinh(tanh(x))).

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0, 1, -1, 1, -2, 1, 8, 169, -1360, -1823, 36096, 365905, -4324608, -17126303, 252720128, 3688466617, -44566194176, -393996411839, 4256810139648, 109259290725793, -1089707691474944, -20477152840654271, 132632440281759744 (list; graph; listen)

	OFFSET	`0,5`
	MATHEMATICA	`Log[ 1+Sinh[ Tanh[ x ] ] ]`
	CROSSREFS	`Sequence in context: A012962 A079899 A013327 this_sequence A011186 A100945 A133399` `Adjacent sequences: A009346 A009347 A009348 this_sequence A009350 A009351 A009352`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified July 4 01:34 EDT 2008. Contains 140787 sequences.

AT&T Labs Research