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A009658 Expansion of tan(sin(sinh(x))). 0
1, 2, 8, -120, -12160, -750080, -36334464, 147613952, 499312189440, 118002014031872, 18886517107687424, 1095225249188249600, -831828929736605794304, -517984611085464701173760 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..13.

MATHEMATICA

Tan[ Sin[ Sinh[ x ] ] ] (* Odd Part *)

CROSSREFS

Sequence in context: A284967 A064111 A112094 * A147794 A027530 A228064

Adjacent sequences:  A009655 A009656 A009657 * A009659 A009660 A009661

KEYWORD

sign

AUTHOR

R. H. Hardin

EXTENSIONS

Extended with signs by Olivier Gérard, Mar 15 1997

STATUS

approved

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Last modified March 22 10:07 EDT 2019. Contains 321421 sequences. (Running on oeis4.)