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A009503
Expansion of sin(tan(tanh(x))).
0
1, -1, -7, 279, -5167, -150833, 27945609, -1993449433, -9028140255, 31838140005407, -6048738288194407, 355913167525925303, 184225833048174255601, -80356934978109379169297, 12759566239212806636543529
OFFSET
0,3
MATHEMATICA
Sin[ Tan[ Tanh[ x ] ]] (* Odd Part *)
CROSSREFS
Sequence in context: A289634 A065581 A062646 * A209889 A176072 A096548
KEYWORD
sign
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved