OFFSET
0,5
MATHEMATICA
With[{nn=20}, CoefficientList[Series[Sec[Tan[x]Log[x+1]], {x, 0, nn}], x]Range[0, nn]!] (* Harvey P. Dale, Nov 25 2012 *)
CROSSREFS
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved