%I #4 Feb 24 2012 12:51:29
%S 1,0,0,-160,1792,-484224,38725632,-8292976640,1743232565248,
%T -521161362997248,188842450602393600,-83511992640895975424,
%U 44545415648776825077760,-27875257165637958804439040
%N cos(tan(x)-arctan(x))=1-160/6!*x^6+1792/8!*x^8-484224/10!*x^10...
%K sign
%O 0,4
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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