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A009228 Expansion of exp(sinh(x)*cos(x)). 0
1, 1, 1, -1, -7, -23, -23, 135, 1297, 4785, 6129, -102353, -894903, -4499623, -829671, 167774711, 1879275169, 9259741409, -1886150559, -697193437985, -7580265762535, -45391655836087, 85001467923145, 4778091975791591 (list; graph; refs; listen; history; internal format)
OFFSET

0,5

MATHEMATICA

Exp[ Sinh[ x ]*Cos[ x ]]

CROSSREFS

Sequence in context: A121815 A025172 A115023 * A031450 A031116 A044068

Adjacent sequences:  A009225 A009226 A009227 * A009229 A009230 A009231

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 15 10:28 EST 2012. Contains 205763 sequences.