G.f.: A(x) = 1/(1 - x/((1-x) - x/((1-x)^2 - x/((1-x)^3 -...)))), a continued fraction.

A185618

G.f.: A(x) = 1/(1 - x/((1-x) - x/((1-x)^2 - x/((1-x)^3 -...)))), a continued fraction.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =12a(4) =57a(5) =306a(6) =1807a(7) =11538a(8) =78739a(9) =569533a(10) =4339187a(11) =34654038a(12) =288981540a(13) =2508261208a(14) =22599555849a(15) =210891194677

External references