%I #4 Feb 24 2012 12:50:53
%S 2,-4,-10,-1160,25258,861940,-503620962,179232404208,-65782233424302,
%T 27609266214439916,-13506425126580217786,7702534973614205704808,
%U -5093447847556265363925254,3877832071517816281261654756
%N sin(sinh(x)*arctan(x))=2/2!*x^2-4/4!*x^4-10/6!*x^6-1160/8!*x^8...
%K sign
%O 0,1
%A Patrick Demichel (patrick.demichel(AT)hp.com)