G.f. A(x) satisfies: A(x) = Sum_{n>=0} (2 + x*A(x)^n)^n / 3^(n+1).
A302103
G.f. A(x) satisfies: A(x) = Sum_{n>=0} (2 + x*A(x)^n)^n / 3^(n+1).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =63a(4) =837a(5) =12672a(6) =208686a(7) =3647568a(8) =66697203a(9) =1264307667a(10) =24696153573a(11) =495076265421
External references
- oeis: A302103