G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n/sf(n) where A(x) = Sum_{n>=0} a(n)*x^n/sf(n), and sf(n) = Product_{k=0..n} k! is the superfactorial of n (A000178).
A194937
G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n/sf(n) where A(x) = Sum_{n>=0} a(n)*x^n/sf(n), and sf(n) = Product_{k=0..n} k! is the superfactorial of n (A000178).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =31a(4) =1393a(5) =330361a(6) =488337121
External references
- oeis: A194937