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A009601 Expansion of sinh(tan(ln(1+x))). 0
0, 1, -1, 5, -24, 166, -1350, 13026, -143808, 1790560, -24782400, 377280056, -6262125936, 112504698840, -2174463129384, 44977635083096, -991157036904960, 23178047520065536, -573180268144301568, 14943307041391438080 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

MATHEMATICA

Sinh[ Tan[ Log[ 1+x ] ] ]

CROSSREFS

Sequence in context: A111766 A009424 A184597 * A009676 A192995 A027851

Adjacent sequences:  A009598 A009599 A009600 * A009602 A009603 A009604

KEYWORD

sign,easy

AUTHOR

R. H. Hardin (rhhardin(AT)att.net)

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

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Last modified February 14 20:38 EST 2012. Contains 205663 sequences.