%I #4 Feb 24 2012 12:50:49
%S 2,-12,310,-17304,1458538,-179076260,30579769246,-6937516847408,
%T 2018483632983762,-732877524097108796,324856264038732166662,
%U -172652168729948174280904,108374992202504938057945146
%N sinh(arctan(x)*sin(x))=2/2!*x^2-12/4!*x^4+310/6!*x^6-17304/8!*x^8...
%K sign
%O 0,1
%A Patrick Demichel (patrick.demichel(AT)hp.com)