OFFSET
0,2
LINKS
Robert Israel, Table of n, a(n) for n = 0..406
EXAMPLE
1, 1/2, 1/4, 7/48, 37/384, 133/1920, 2431/46080, 27007/645120, 176761/5160960, ...
MAPLE
S:= series(exp(1-(1-x)^(1/2)), x, 21):
seq(denom(coeff(S, x, i)), i=0..20); # Robert Israel, Mar 23 2023
MATHEMATICA
CoefficientList[Series[Exp[1-Sqrt[1-x]], {x, 0, 20}], x]//Denominator (* Harvey P. Dale, Sep 13 2019 *)
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
N. J. A. Sloane, Dec 02 2008
STATUS
approved