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

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =7a(5) =27a(6) =106a(7) =443a(8) =2045a(9) =10440a(10) =57781a(11) =340375a(12) =2115664a(13) =13847485a(14) =95394573a(15) =690495874a(16) =5235101739a(17) =41428115543a(18) =341177640610