Expansion of e.g.f. exp(sin(tanh(x))).

Terms

a(0) =1a(1) =1a(2) =1a(3) =-2a(4) =-11a(5) =8a(6) =253a(7) =344a(8) =-9463a(9) =-44416a(10) =491609a(11) =5130368a(12) =-30257347a(13) =-688030080a(14) =1480493589a(15) =109875416832a(16) =177416283793