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A009686 Expansion of tan(sinh(x).exp(x)). 0
0, 1, 2, 6, 32, 232, 1952, 18928, 211584, 2677504, 37670912, 582734592, 9835366400, 179895500800, 3544111063040, 74812812851200, 1684542923735040, 40302006976086016, 1020944014293204992 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
Table of n, a(n) for n=0..18.
MATHEMATICA
Tan[ Sinh[ x ]*Exp[ x ] ]
CROSSREFS
Sequence in context: A321086 A111550 A261398 * A012318 A012521 A211195
Adjacent sequences: A009683 A009684 A009685 * A009687 A009688 A009689
KEYWORD
nonn,easy
AUTHOR
R. H. Hardin
EXTENSIONS
Extended and signs tested Mar 15 1997 by Olivier Gérard.
STATUS
approved

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Last modified December 2 13:03 EST 2023. Contains 367517 sequences. (Running on oeis4.)