OFFSET
0,4
FORMULA
E.g.f.: cos(x)^tan(x).
MAPLE
a:= n-> n!* coeff(series(cos(x)^tan(x), x, n+1), x, n):
seq (a(n), n=0..25);
MATHEMATICA
f[x_] := Cos[x]^Tan[x]; Table[Derivative[ n] [f][0], {n, 0, 25}]
CROSSREFS
KEYWORD
sign
AUTHOR
Michel Lagneau, Aug 16 2012
STATUS
approved