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A009221
Expansion of exp(sinh(tan(x))).
0
1, 1, 1, 4, 13, 68, 373, 2472, 18649, 152144, 1433129, 14034560, 156563045, 1799730624, 23043285021, 304857999232, 4392102360241, 65741679927552, 1051530622359889, 17551668357299200, 308633929353801661
OFFSET
0,4
MATHEMATICA
Exp[ Sinh[ Tan[ x ] ] ]
CROSSREFS
Sequence in context: A318600 A309900 A096805 * A009239 A042277 A125617
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Extended and signs tested Mar 15 1997 by Olivier Gérard.
STATUS
approved