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A012198 arcsinh(arctan(arcsin(x)))=x-2/3!*x^3+32/5!*x^5-1056/7!*x^7+77696/9!*x^9... 0

%I #6 Nov 28 2013 12:48:08

%S 1,-2,32,-1056,77696,-8411776,1476954112,-342658078720,

%T 110693077745664,-44684649940516864,23059986721115963392,

%U -14340030701132323422208,10822861233504969629892608

%N arcsinh(arctan(arcsin(x)))=x-2/3!*x^3+32/5!*x^5-1056/7!*x^7+77696/9!*x^9...

%t With[{nn=30},Take[CoefficientList[Series[ArcSinh[ArcTan[ArcSin[x]]],{x,0,nn}],x] Range[0,nn-1]!,{2,-1,2}]] (* _Harvey P. Dale_, Nov 28 2013 *)

%K sign

%O 0,2

%A Patrick Demichel (patrick.demichel(AT)hp.com)

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Last modified April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)