G.f. A(x) satisfies A(x) = 1/((1 - x) * (1 - x*A(x) - x^3*A''(x))).
A385758
G.f. A(x) satisfies A(x) = 1/((1 - x) * (1 - x*A(x) - x^3*A''(x))).
Terms
- a(0) =1a(1) =2a(2) =5a(3) =25a(4) =241a(5) =3850a(6) =92699a(7) =3159424a(8) =145529893a(9) =8737971990a(10) =664337673319
External references
- oeis: A385758