Exponentiation of g.f. for Fibonacci numbers.

Terms

a(0) =0a(1) =1a(2) =1a(3) =5a(4) =13a(5) =60a(6) =246a(7) =1266a(8) =6679a(9) =39568a(10) =247940a(11) =1677435a(12) =12020295a(13) =91463410a(14) =733490265a(15) =6189608760a(16) =54746987035a(17) =506444804075