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A013263 Expansion of e.g.f. sinh(log(x+1) - sinh(x)). 0
0, 0, -1, 1, -6, 23, -135, 824, -6580, 56853, -566685, 6182834, -74106054, 961908023, -13463412963, 201897294416, -3230214322920, 54911338071817, -988396711394553, 18779422653489278, -375588020724014010 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
EXAMPLE
-(1/2!)*x^2 + (1/3!)*x^3 - (6/4!)*x^4 + (23/5!)*x^5 - ...
PROG
(PARI) x = 'x + O('x^30); concat([0, 0], Vec(serlaplace(sinh(log(x+1) - sinh(x))))) \\ Michel Marcus, Aug 03 2018
CROSSREFS
Sequence in context: A369831 A063383 A266996 * A013259 A012468 A219168
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
a(0)=a(1)=0 inserted and title improved by Sean A. Irvine, Aug 02 2018
STATUS
approved

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)