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A009804
Expansion of tanh(sinh(x)*exp(x)).
0
0, 1, 2, 2, -16, -168, -928, -880, 57472, 897792, 7304192, -4100864, -1356949504, -27044864000, -271226560512, 1097459304448, 114089524002816, 2671773715300352, 29775666324832256, -316640482329755648
OFFSET
0,3
MATHEMATICA
Tanh[ Sinh[ x ]*Exp[ x ] ]
CROSSREFS
Sequence in context: A012319 A012520 A012323 * A027607 A100680 A002567
KEYWORD
sign,easy
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved