G.f. A(x) satisfies: A(x) = 1 / (1 - x - x^2 * A(2*x)).
A348878
G.f. A(x) satisfies: A(x) = 1 / (1 - x - x^2 * A(2*x)).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =17a(5) =74a(6) =429a(7) =3297a(8) =34578a(9) =495573a(10) =9888497a(11) =274123802a(12) =10685538941a(13) =583079000129
External references
- oeis: A348878