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%I #12 Apr 02 2017 12:27:23
%S 0,2,-4,-234,6712,352810,-51057612,-1023950914,1108394851184,
%T -71310362507694,-51164568485366420,13196238860000066662,
%U 3757445119118639509416,-2956206137979802134429574
%N Expansion of tanh(sin(x)*x).
%t Tanh[ Sin[ x ]*x ] (* Even Part *)
%Y Cf. A024243.
%K sign
%O 0,2
%A _R. H. Hardin_
%E Extended with signs by _Olivier Gérard_, Mar 15 1997