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A009147 Expansion of cosh(sin(x)*exp(x)). 1
1, 0, 1, 6, 21, 60, 237, 1498, 9289, 46872, 208249, 1096590, 7953693, 57151380, 296264997, 707086882, -2635164911, -25223244624, -123580612751, -4185669625194, -97178084153691, -1235239023971988, -9092858617394211 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Robert Israel, Table of n, a(n) for n = 0..555

FORMULA

E.g.f.: cosh(sin(x)*exp(x)). - Robert Israel, Dec 29 2016

MAPLE

S:=series(cosh(sin(x)*exp(x)), x, 41):

seq(coeff(S, x, j)*j!, j=0..40); # Robert Israel, Dec 29 2016

MATHEMATICA

Cosh[ Sin[ x ]*Exp[ x ] ]

CROSSREFS

Sequence in context: A305120 A066524 A113070 * A012593 A276235 A334833

Adjacent sequences:  A009144 A009145 A009146 * A009148 A009149 A009150

KEYWORD

sign,easy

AUTHOR

R. H. Hardin

EXTENSIONS

Extended with signs by Olivier Gérard, Mar 15 1997

STATUS

approved

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Last modified September 23 11:53 EDT 2020. Contains 337310 sequences. (Running on oeis4.)