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A013316 arcsinh(exp(x)-cos(x))=x+2/2!*x^2-12/4!*x^4-60/5!*x^5+32/6!*x^6... 0
1, 2, 0, -12, -60, 32, 3360, 26768, -70560, -4368928, -44014080, 286606848, 15535016640, 175871587712, -2270496184320, -116296341590272, -1366735787784960, 31677729930493952, 1572363556732784640 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Sequence in context: A180189 A182437 A326860 * A013310 A269889 A293567

Adjacent sequences:  A013313 A013314 A013315 * A013317 A013318 A013319

KEYWORD

sign

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved

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Last modified October 18 00:09 EDT 2019. Contains 328135 sequences. (Running on oeis4.)