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A012075 Expansion of e.g.f.: exp(arcsin(tan(x)))=1+x+1/2!*x^2+4/3!*x^3+13/4!*x^4+76/5!*x^5... 0

%I

%S 1,1,1,4,13,76,421,3424,26713,285136,2871241,38302144,473357413,

%T 7603381696,111506036461,2097552753664,35624155784113,768471264000256,

%U 14838126699784081,361133162545705984

%N Expansion of e.g.f.: exp(arcsin(tan(x)))=1+x+1/2!*x^2+4/3!*x^3+13/4!*x^4+76/5!*x^5...

%t With[{nn=20},CoefficientList[Series[Exp[ArcSin[Tan[x]]],{x,0,nn}],x] Range[0,nn]!] (* _Harvey P. Dale_, Dec 12 2017 *)

%K nonn

%O 0,4

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

%E Definition clarified by _Harvey P. Dale_, Dec 12 2017

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Last modified January 26 23:54 EST 2022. Contains 350601 sequences. (Running on oeis4.)