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A024282 Expansion of tanh(x)*sin(sin(x))/2. 0
0, 1, -8, 124, -3168, 121232, -6609664, 491033408, -47878820864, 5942382135552, -915386669357056, 171409533142952960, -38347910567533715456, 10102227232688591245312, -3095277524018668920373248 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

MATHEMATICA

Tanh[ x ]*Sin[ Sin[ x ] ]/2 (* Even Part *)

CROSSREFS

A009833.

Sequence in context: A195247 A120957 A069459 * A065082 A053058 A050803

Adjacent sequences:  A024279 A024280 A024281 * A024283 A024284 A024285

KEYWORD

sign

AUTHOR

R. H. Hardin (rhhardin(AT)att.net)

EXTENSIONS

Extended with signs 03/97.

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Last modified February 17 18:31 EST 2012. Contains 206070 sequences.