OFFSET
1,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..200
FORMULA
E.g.f.: arcsinh(log(x+1)/exp(x)).
EXAMPLE
x - 3/2!*x^2 + 7/3!*x^3 - 6/4!*x^4 - 117/5!*x^5 + ...
MATHEMATICA
CoefficientList[Series[ArcSin[Log[x + 1]/Exp[x]], {x, 0, 20}], x]*Range[0, 20]! (* G. C. Greubel, Nov 13 2016 *)
CROSSREFS
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com), Dec 11 1996
STATUS
approved