G.f. A(x) satisfies 1/2 = Sum_{n=-oo..+oo} x^n*A(x)^n * (A(x)^n + x)^(2*n-1) * (x^n + A(x))^(2*n-1).

A381362

G.f. A(x) satisfies 1/2 = Sum_{n=-oo..+oo} x^n*A(x)^n * (A(x)^n + x)^(2*n-1) * (x^n + A(x))^(2*n-1).

Terms

    a(0) =1a(1) =2a(2) =46a(3) =862a(4) =20414a(5) =526106a(6) =14519710a(7) =419293310a(8) =12527971550a(9) =384222183226

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