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

Terms

a(0) =1a(1) =1a(2) =0a(3) =1a(4) =-2a(5) =6a(6) =-14a(7) =-20a(8) =876a(9) =-12572a(10) =157816a(11) =-1953324a(12) =24704560a(13) =-323390144a(14) =4399642248a(15) =-62212681544a(16) =912281561296