G.f. A(x) satisfies: A(x) = Product_{k>=1} ((1 + x^k*A(x)^k)/(1 - x^k*A(x)^k))^k.

A301625

G.f. A(x) satisfies: A(x) = Product_{k>=1} ((1 + x^k*A(x)^k)/(1 - x^k*A(x)^k))^k.

Terms

    a(0) =1a(1) =2a(2) =10a(3) =60a(4) =398a(5) =2820a(6) =20892a(7) =159868a(8) =1253758a(9) =10024070a(10) =81400672a(11) =669532924a(12) =5566386324a(13) =46701736772a(14) =394910202608

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