G.f. A(x) satisfies: [x^n] (1 + n*x + n*x^2 - A(x))^(n+1) = 0, for n > 0.

A337758

G.f. A(x) satisfies: [x^n] (1 + n*x + n*x^2 - A(x))^(n+1) = 0, for n > 0.

Terms

    a(0) =1a(1) =3a(2) =8a(3) =41a(4) =284a(5) =2594a(6) =29420a(7) =395845a(8) =6109724a(9) =105714438a(10) =2017696504a(11) =41979555034a(12) =943466064072

External references