Expansion of e.g.f. exp(sinh(3*x) / 3).

Terms

a(0) =1a(1) =1a(2) =1a(3) =10a(4) =37a(5) =172a(6) =1477a(7) =8416a(8) =74377a(9) =683344a(10) =5836969a(11) =67102048a(12) =699721453a(13) =8268521536a(14) =107106298093