G.f. A(x) satisfies: A(x) = x * (1 + x*A'(x)) / (1 - x*A'(x)).

A301388

G.f. A(x) satisfies: A(x) = x * (1 + x*A'(x)) / (1 - x*A'(x)).

Terms

    a(0) =1a(1) =2a(2) =10a(3) =78a(4) =802a(5) =10058a(6) =147442a(7) =2461054a(8) =45960098a(9) =948268402a(10) =21410711450a(11) =525049525294

External references