A009141 - OEIS

This site is supported by donations to The OEIS Foundation.

A009141

Expansion of cosh(sin(ln(1+x))).

1, 0, 1, -3, 8, -20, 16, 504, -7988, 98064, -1148444, 13529780, -163362904, 2034844032, -26171589352, 346739305080, -4707342441904, 64916998981504, -896227413179888, 12056914630083024, -148732421110480064 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	MATHEMATICA	`Cosh[ Sin[ Log[ 1+x ] ] ]`
	CROSSREFS	`Sequence in context: A151347 A047093 A060305 * A090069 A195676 A027299` `Adjacent sequences: A009138 A009139 A009140 * A009142 A009143 A009144`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

Content is available under The OEIS End-User License Agreement .

Last modified February 15 17:13 EST 2012. Contains 205828 sequences.