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A012496 exp(cos(x)*arctan(x))=1+x+1/2!*x^2-4/3!*x^3-19/4!*x^4+445/6!*x^6... 0

%I #7 Nov 21 2013 12:46:01

%S 1,1,1,-4,-19,0,445,1304,-14663,-109120,718265,10816896,-50970203,

%T -1441841024,4876389557,258762139648,-548752599567,-60872480247808,

%U 47436062951281,18224782774259712,12631837146241245

%N exp(cos(x)*arctan(x))=1+x+1/2!*x^2-4/3!*x^3-19/4!*x^4+445/6!*x^6...

%t With[{nn=25},CoefficientList[Series[Exp[Cos[x]ArcTan[x]],{x,0,nn}], x] Range[0,nn]!] (* _Harvey P. Dale_, Oct 01 2011 *)

%K sign

%O 0,4

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

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)