G.f. A(x) satisfies A(x) = 1/(1-x)^3 + x^2 * (d/dx A(x)^2).
A386210
G.f. A(x) satisfies A(x) = 1/(1-x)^3 + x^2 * (d/dx A(x)^2).
Terms
- a(0) =1a(1) =3a(2) =12a(3) =76a(4) =687a(5) =7917a(6) =108928a(7) =1725768a(8) =30796797a(9) =609902671a(10) =13260956196a(11) =313951142508
External references
- oeis: A386210