G.f. A(x) satisfies A(x/A(x)^2) = 1/(1-x)^3.

A145169

G.f. A(x) satisfies A(x/A(x)^2) = 1/(1-x)^3.

Terms

    a(0) =1a(1) =3a(2) =24a(3) =361a(4) =7851a(5) =214245a(6) =6815986a(7) =242659191a(8) =9431036685a(9) =393771017068

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