%I #4 Feb 24 2012 12:51:30
%S 1,0,0,0,0,-8064,-2838528,-863070208,-280413765632,-103486230003712,
%T -44246647746887680,-22012763373859241984,-12714213783118211448832,
%U -8481868824110022304727040,-6494340221977598984831631360
%N cos(tan(x)-arctanh(x))=1-8064/10!*x^10-2838528/12!*x^12...
%K sign
%O 0,6
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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