Expansion of e.g.f. sinh(sin(log(1+x))).

Terms

a(0) =0a(1) =1a(2) =-1a(3) =2a(4) =-6a(5) =16a(6) =0a(7) =-624a(8) =9072a(9) =-108632a(10) =1259640a(11) =-14799544a(12) =179091264a(13) =-2245354968a(14) =29201086824a(15) =-393393411904