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

A300627

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

Terms

    a(0) =1a(1) =1a(2) =3a(3) =38a(4) =931a(5) =32226a(6) =1415534a(7) =74544428a(8) =4548135075a(9) =314358016202

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