G.f. A(x) satisfies: A(x) = x + 2*B(x)*C(x), where B(x) = x + 3*A(x)*C(x) and C(x) = x + 5*A(x)*B(x).

A229808

G.f. A(x) satisfies: A(x) = x + 2*B(x)*C(x), where B(x) = x + 3*A(x)*C(x) and C(x) = x + 5*A(x)*B(x).

Terms

    a(0) =1a(1) =2a(2) =16a(3) =122a(4) =1096a(5) =10322a(6) =102856a(7) =1054322a(8) =11104336a(9) =119175842a(10) =1299844576a(11) =14360860202a(12) =160403229016

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