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sin(tan(x)-arctanh(x))=-8/5!*x^5-448/7!*x^7-32384/9!*x^9...
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%I #4 Feb 24 2012 12:51:30

%S 8,448,32384,3275008,456633344,85209957376,20642665299968,

%T 6317122591227904,2385636036677599232,1090226048919008706560,

%U 593123978260373222981632,378879965375277796067115008

%N sin(tan(x)-arctanh(x))=-8/5!*x^5-448/7!*x^7-32384/9!*x^9...

%K nonn

%O 0,1

%A Patrick Demichel (patrick.demichel(AT)hp.com)