login
A012698
E.g.f.: sin(arctanh(x)*log(x+1)) = 2/2!*x^2 - 3/3!*x^3 + 16/4!*x^4 - 50/5!*x^5 + ...
0
0, 0, 2, -3, 16, -50, 248, -504, -1584, 94536, -1464768, 23328360, -336539040, 5198852880, -79862710800, 1306170600840, -21763435223040, 382939844024640, -6915154663557120, 130859230589792640
OFFSET
0,3
MATHEMATICA
With[{nn=20}, CoefficientList[Series[Sin[ArcTanh[x]Log[x+1]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, May 09 2014 *)
CROSSREFS
Sequence in context: A012356 A012352 A012704 * A302611 A012355 A012353
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
First two terms prepended and definition clarified by Harvey P. Dale, May 09 2014
STATUS
approved