G.f.: A(x) = x/Series_Reversion(x*G(x)) where G(x) = Sum_{n>=0} (n+1)^(n-1)*x^n.
A180747
G.f.: A(x) = x/Series_Reversion(x*G(x)) where G(x) = Sum_{n>=0} (n+1)^(n-1)*x^n.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =9a(4) =68a(5) =715a(6) =9527a(7) =152789a(8) =2856984a(9) =60962112a(10) =1461364051a(11) =38885737209
External references
- oeis: A180747