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%I #4 Feb 24 2012 12:51:20
%S 1,-4,16,-448,14592,-705536,65245184,-5385535488,910402060288,
%T -124371776831488,30930578556583936,-6638266678020931584,
%U 2186545615284171964416,-694382737827711997181952
%N cos(tanh(x)+tan(x))=1-4/2!*x^2+16/4!*x^4-448/6!*x^6+14592/8!*x^8...
%K sign
%O 0,2
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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