OFFSET
0,3
EXAMPLE
tan(x)*sin(tanh(x))/2 = x^2 - 2*x^4 + 99*x^6 - 2020*x^8 + 158437*x^10 -+ ...
MATHEMATICA
With[{nn=30}, Take[CoefficientList[Series[Tan[x]Sin[Tanh[x]]/2, {x, 0, nn}], x]Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, Jan 12 2013 *)
CROSSREFS
KEYWORD
sign
AUTHOR
EXTENSIONS
Extended with signs Mar 1997
STATUS
approved