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A009610 sinh(sinh(x)*tan(x)) = 2/2!*x^2 + 12/4!*x^4 + 262/6!*x^6 + 13272/8!*x^8 + ... 2

%I #15 Jan 27 2014 09:12:58

%S 0,2,12,262,13272,957962,92373732,11700940942,1898239676592,

%T 383856666320402,94495162415525052,27775889989675653142,

%U 9596246875502670987912,3846428998586880438721562,1769213328996568414223239572,925116125161545668585359733662

%N sinh(sinh(x)*tan(x)) = 2/2!*x^2 + 12/4!*x^4 + 262/6!*x^6 + 13272/8!*x^8 + ...

%t With[{nn=30},Take[CoefficientList[Series[Sinh[Tan[x]*Sinh[x]],{x,0,nn}],x] Range[0,nn]!,{1,-1,2}]] (* _Harvey P. Dale_, Feb 21 2013 *)

%K nonn

%O 0,2

%A _R. H. Hardin_

%E Extended and signs tested Mar 15 1997 by _Olivier GĂ©rard_.

%E More terms from _Harvey P. Dale_, Feb 21 2013

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Last modified July 21 20:55 EDT 2024. Contains 374475 sequences. (Running on oeis4.)