G.f. B(x) satisfies: B( x - x*A(x) ) = x such that A( x - A(x)*B(x) ) = x, where A(x) is the g.f. of A263186.

A263187

G.f. B(x) satisfies: B( x - x*A(x) ) = x such that A( x - A(x)*B(x) ) = x, where A(x) is the g.f. of A263186.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =14a(4) =85a(5) =615a(6) =5038a(7) =45265a(8) =437012a(9) =4472197a(10) =48056889a(11) =538621852a(12) =6265669760a(13) =75369364118a(14) =934809950418

External references