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%I #6 Jan 14 2020 20:01:09
%S 2,0,-200,1344,367648,-7504640,-2587904384,253284677632,
%T 79392079655424,-6850403676839936,-2011786530842634240,
%U 1982840495232732151808,855419792148094652522496
%N tanh(arcsin(x)*sin(x))=2/2!*x^2-200/6!*x^6+1344/8!*x^8+367648/10!*x^10...
%t With[{nn=30},Take[CoefficientList[Series[Tanh[ArcSin[x]Sin[x]],{x,0,nn}],x] Range[0,nn]!,{3,-1,2}]] (* _Harvey P. Dale_, Jan 14 2020 *)
%K sign
%O 0,1
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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