%I #4 Feb 24 2012 12:50:43
%S 1,1,-11,301,-16631,1543801,-216765251,42924800101,-11404529749871,
%T 3916428205369201,-1688780438764074491,893492390128997891101,
%U -569179458246274338443111,429766550332741063792045801
%N cosh(arctan(sin(x)))=1+1/2!*x^2-11/4!*x^4+301/6!*x^6-16631/8!*x^8...
%K sign
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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