G.f. A(x) = Sum_{n>=0} x^n * (A(x)^(n+1) + 1)^n / (1 + x*A(x)^n)^(n+1).
A326809
G.f. A(x) = Sum_{n>=0} x^n * (A(x)^(n+1) + 1)^n / (1 + x*A(x)^n)^(n+1).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =12a(4) =64a(5) =388a(6) =2547a(7) =17675a(8) =127930a(9) =957361a(10) =7363756a(11) =57974777a(12) =465801960a(13) =3811089824a(14) =31703423654a(15) =267851394004
External references
- oeis: A326809