OFFSET
0,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..200
EXAMPLE
tan(sin(x)) = x + 1/6*x^3 - 1/40*x^5 - 107/5040*x^7 - 73/24192*x^9 + 41897/39916800*x^11 + ...
MATHEMATICA
Denominator[Take[CoefficientList[Series[Tan[Sin[x]], {x, 0, 50}], x], {2, -1, 2}]] (* G. C. Greubel, Nov 21 2016 *)
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
N. J. A. Sloane, Aug 15 2004
STATUS
approved