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A024245 Expansion of tan(tan(x)*sin(x))/2. 0

%I #8 May 05 2015 09:29:11

%S 0,1,2,151,4052,473821,43427702,8101954771,1565046469352,

%T 448462238638201,145356930860495402,60733588252657064911,

%U 29246431560267761883452,16962897050271422096601301

%N Expansion of tan(tan(x)*sin(x))/2.

%t With[{nn=30},Take[CoefficientList[Series[Tan[Tan[x]*Sin[x]]/2,{x,0,nn}],x] Range[0,nn]!,{1,-1,2}]] (* _Harvey P. Dale_, May 05 2015 *)

%Y A009705.

%K nonn

%O 0,3

%A _R. H. Hardin_

%E Extended and signs tested 03/97.

%E Prior Mathematica program replaced by _Harvey P. Dale_, May 05 2015

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Last modified March 29 10:59 EDT 2024. Contains 371277 sequences. (Running on oeis4.)