login
A012512
Expansion of e.g.f.: tan(sinh(x)*log(x+1))=2/2!*x^2-3/3!*x^3+12/4!*x^4-40/5!*x^5...
0
0, 0, 2, -3, 12, -40, 430, -3591, 37464, -373752, 4507738, -58823875, 870967460, -13719012528, 234072634822, -4250060142615, 82733999849648, -1710175098180496, 37504812533836722, -867602777991744483
OFFSET
0,3
MATHEMATICA
With[{nn=20}, CoefficientList[Series[Tan[Sinh[x]Log[x+1]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jan 18 2016 *)
CROSSREFS
Sequence in context: A012511 A012309 A012305 * A012516 A012306 A012312
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
First two terms prepended and definition clarified by Harvey P. Dale, Jan 18 2016
STATUS
approved