G.f. A(x) satisfies: A(x) = 1/(1 - x*A(x) - x^2*A(x)/(1 - 2*x*A(x) - 2*x^2*A(x)/(1 - 3*x*A(x) - 3*x^2*A(x)/(1 - ...)))), a continued fraction.
A301409
G.f. A(x) satisfies: A(x) = 1/(1 - x*A(x) - x^2*A(x)/(1 - 2*x*A(x) - 2*x^2*A(x)/(1 - 3*x*A(x) - 3*x^2*A(x)/(1 - ...)))), a continued fraction.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =11a(4) =47a(5) =221a(6) =1115a(7) =5947a(8) =33231a(9) =193453a(10) =1169239a(11) =7322827a(12) =47479855a(13) =318661109a(14) =2214609419a(15) =15948123771a(16) =119101155215a(17) =923085573061
External references
- oeis: A301409