OFFSET
0,3
LINKS
Robert Israel, Table of n, a(n) for n = 0..387
FORMULA
a(n) ~ cos(1) * n^(n-1).
MAPLE
S:= series(-sin(LambertW(-x)), x, 31):
seq(coeff(S, x, n)*n!, n=0..30); # Robert Israel, Oct 30 2016
MATHEMATICA
CoefficientList[Series[-Sin[LambertW[-x]], {x, 0, 20}], x] * Range[0, 20]!
PROG
(PARI) x='x+O('x^50); concat([0], Vec(serlaplace(-sin(lambertw(-x))))) \\ G. C. Greubel, Nov 08 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, Oct 18 2016
STATUS
approved