G.f. A(x) satisfies A(x) = 1/(1 - x)^3 + x*(1 - x)^3*A(x)^3.
A366034
G.f. A(x) satisfies A(x) = 1/(1 - x)^3 + x*(1 - x)^3*A(x)^3.
Terms
- a(0) =1a(1) =4a(2) =15a(3) =70a(4) =405a(5) =2676a(6) =19075a(7) =142562a(8) =1100961a(9) =8711968a(10) =70257055a(11) =575269278a(12) =4769615773a(13) =39961571228a(14) =337805166747
External references
- oeis: A366034