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Search: id:A009396
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A009396 Expansion of ln(1+tanh(x)*sin(x)). +0
2
0, 2, -24, 742, -46424, 4924442, -795624324, 182148217942, -56122289514224, 22395847873848242, -11236967462922272124, 6923916000862956967342, -5139905036702596261514024, 4524378924970721231979687242 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Log[ 1+Tanh[ x ]*Sin[ x ] ] (* Even Part *)

CROSSREFS

Sequence in context: A010050 A012161 A009724 this_sequence A012128 A099704 A012186

Adjacent sequences: A009393 A009394 A009395 this_sequence A009397 A009398 A009399

KEYWORD

sign

AUTHOR

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

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

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Last modified July 4 01:34 EDT 2008. Contains 140787 sequences.


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