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A012485 cos(cos(x)*arcsin(x))=1-1/2!*x^2+9/4!*x^4-105/6!*x^6+1393/8!*x^8... 0

%I #6 Oct 14 2022 11:01:51

%S 1,-1,9,-105,1393,-71025,-898887,-455252889,-75822681503,

%T -21366754787169,-7036035942040855,-2891117170991668553,

%U -1426147181806835610927,-835104626729810211267025

%N cos(cos(x)*arcsin(x))=1-1/2!*x^2+9/4!*x^4-105/6!*x^6+1393/8!*x^8...

%t With[{nn=30},Take[CoefficientList[Series[Cos[Cos[x]ArcSin[x]],{x,0,nn}],x] Range[ 0,nn]!,{1,-1,2}]] (* _Harvey P. Dale_, Oct 14 2022 *)

%K sign

%O 0,3

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

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Last modified March 28 07:48 EDT 2024. Contains 371235 sequences. (Running on oeis4.)