G.f. A(x) satisfies: A(x)^2 - 6*A(x)^3 = A(x^2).

A274737

G.f. A(x) satisfies: A(x)^2 - 6*A(x)^3 = A(x^2).

Terms

    a(0) =1a(1) =3a(2) =24a(3) =225a(4) =2451a(5) =28584a(6) =350811a(7) =4456971a(8) =58132194a(9) =773773785a(10) =10468458657a(11) =143528736888

External references