A009544 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A009544

Expansion of sin(x)*exp(tanh(x)).

0

0, 1, 2, 2, -8, -44, 8, 944, 2304, -27632, -183776, 975072, 15141248, -27882048, -1461427328, -1986004224, 166452797440, 850359527680, -21941424508416, -222801125934592, 3231615038191616, 57863671042155520

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..21.

MATHEMATICA

Sin[ x ]*Exp[ Tanh[ x ] ]

CROSSREFS

Sequence in context: A232980 A212307 A111605 * A077607 A264835 A032030

Adjacent sequences: A009541 A009542 A009543 * A009545 A009546 A009547

KEYWORD

sign,easy

AUTHOR

EXTENSIONS

Extended with signs by Olivier Gérard, Mar 15 1997

STATUS

approved