G.f. satisfies: A(x) = 1/(1 - x/A(-x*A(x)^7)^2).

A213229

G.f. satisfies: A(x) = 1/(1 - x/A(-x*A(x)^7)^2).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =16a(4) =93a(5) =649a(6) =4924a(7) =40221a(8) =344817a(9) =3058115a(10) =27798895a(11) =257009431a(12) =2404734586a(13) =22679499148a(14) =214947515333

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