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%I #14 Apr 01 2017 13:37:20
%S 1,2,8,62,968,9962,557108,-202018,851334128,16341130322,
%T -6757456189972,2480221403307782,-678177401929552792,
%U 194099813539570880762,-58073452241962644117532,18437894946039087568249262
%N Expansion of exp(tanh(x)*sinh(x)).
%t With[{nn=30},Take[CoefficientList[Series[Exp[Tanh[x]Sinh[x]],{x,0,nn}], x] Range[0,nn]!,{1,-1,2}]] (* _Harvey P. Dale_, Mar 16 2013 *)
%K sign
%O 0,2
%A _R. H. Hardin_
%E Extended with signs by _Olivier Gérard_, Mar 15 1997