G.f. A(x) satisfies: Sum_{n>=0} ( 1/A(x) - 1/(1+x)^(3*n) )^n = 1.

A317802

G.f. A(x) satisfies: Sum_{n>=0} ( 1/A(x) - 1/(1+x)^(3*n) )^n = 1.

Terms

    a(0) =1a(1) =3a(2) =12a(3) =127a(4) =2445a(5) =66939a(6) =2324026a(7) =96491718a(8) =4631150520a(9) =251413638241

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