id:A009276 - OEIS Search Results

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Expansion of exp(tanh(x)/exp(x)).

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1, 1, -1, -4, 9, 52, -175, -1370, 5985, 60216, -320063, -3929550, 24549745, 354693796, -2543955167, -42233123938, 341610526145, 6404634620016, -57626692351871, -1203767371104790, 11918048043239377, 274395314816604636 (list; graph; listen)

	OFFSET	`0,4`
	MATHEMATICA	`Exp[ Tanh[ x ]/Exp[ x ] ]`
	CROSSREFS	`Sequence in context: A016489 A030694 A060998 this_sequence A086692 A069507 A013571` `Adjacent sequences: A009273 A009274 A009275 this_sequence A009277 A009278 A009279`
	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 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research