G.f. A(x) satisfies: A( x^2*A(x) - x*A(x)^3 ) = x^3.

Terms

a(0) =1a(1) =1a(2) =3a(3) =11a(4) =52a(5) =258a(6) =1343a(7) =7257a(8) =40275a(9) =228278a(10) =1315922a(11) =7691196a(12) =45473095a(13) =271482064a(14) =1634359974a(15) =9910367591a(16) =60474714189a(17) =371087272878