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%I #7 Jul 24 2018 19:04:25
%S 0,1,2,6,24,168,1360,14280,170688,2420096,38403328,687737600,
%T 13562531840,293985622656,6920272523008,176170136886016,
%U 4816418604806144,140839702493749248,4384422821203968000
%N Expansion of e.g.f. arcsin(arctanh(x) * exp(x)).
%e x + 2/2!*x^2 + 6/3!*x^3 + 24/4!*x^4 + 168/5!*x^5 ...
%K nonn
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
%E a(0) inserted and title improved by _Sean A. Irvine_, Jul 24 2018
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