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%I #4 Feb 24 2012 12:50:53
%S 1,0,12,-120,8400,-600000,73313856,-12123226752,2695239655680,
%T -769790431168512,275082505104161792,-120207067043213252608,
%U 63066575428691877122048,-39120958138480154972405760
%N cosh(sinh(x)*arctan(x))=1+12/4!*x^4-120/6!*x^6+8400/8!*x^8...
%K sign
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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