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Search: id:A009738
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A009738 Expansion of tan(x).exp(tanh(x)). +0
1
0, 1, 2, 5, 4, 1, 38, 797, 3144, 1345, -49526, 785685, 10349516, 33807489, -460714706, 492925869, 91894143376, 846642059905, -6277401116142, -79077949115227, 1574511126111380, 36210294463841281, -81923064774031562 (list; graph; listen)
OFFSET

0,3

MATHEMATICA

Tan[ x ]*Exp[ Tanh[ x ] ]

CROSSREFS

Adjacent sequences: A009735 A009736 A009737 this_sequence A009739 A009740 A009741

Sequence in context: A116516 A011417 A087561 this_sequence A055127 A049060 A092462

KEYWORD

sign,easy

AUTHOR

R. H. Hardin (rhh(AT)cadence.com)

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.


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