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%I #7 Jul 29 2018 18:57:05
%S 0,2,-1,-8,18,50,15,-4580,19180,126890,-76725,-26697200,158352150,
%T 2084909450,-4854010525,-695709345500,5181906327000,115119442831250,
%U -487098850343625,-54146131234247000,475896724869036250
%N Expansion of e.g.f. sin(arctan(x) + log(x+1)).
%e 2*x - 1/2!*x^2 - 8/3!*x^3 + 18/4!*x^4 + 50/5!*x^5 ...
%K sign
%O 0,2
%A Patrick Demichel (patrick.demichel(AT)hp.com)
%E a(0) inserted and title improved by _Sean A. Irvine_, Jul 29 2018
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