OFFSET
0,5
COMMENTS
Empirical: Lim_{n->infinity} a(n)*n/a(n+1) = -1. - Iain Fox, Nov 30 2017
LINKS
Iain Fox, Table of n, a(n) for n = 0..450
FORMULA
E.g.f.: sin(log(x+1)-sinh(x)).
EXAMPLE
-1/2!*x^2 + 1/3!*x^3 - 6/4!*x^4 + 23/5!*x^5 ...
MATHEMATICA
With[{nn=30}, CoefficientList[Series[Sin[Log[x+1]-Sinh[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Feb 22 2013 *)
PROG
(PARI) first(n) = x='x+O('x^n); Vec(serlaplace(sin(log(x+1)-sinh(x))), -n) \\ Iain Fox, Nov 30 2017
CROSSREFS
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved