G.f. A(x) satisfies: A(x) = A( x^2 + 8*x*A(x)^2 )^(1/2), with A(0)=0, A'(0)=1.

A271935

G.f. A(x) satisfies: A(x) = A( x^2 + 8*x*A(x)^2 )^(1/2), with A(0)=0, A'(0)=1.

Terms

    a(0) =1a(1) =4a(2) =26a(3) =200a(4) =1691a(5) =15204a(6) =142710a(7) =1382568a(8) =13721765a(9) =138802136a(10) =1425785270a(11) =14832383488a(12) =155947271878

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