G.f. satisfies: A(x) = 1 + Sum_{n>=1} x^n*A^(2^(n-1)).
A107589
G.f. satisfies: A(x) = 1 + Sum_{n>=1} x^n*A^(2^(n-1)).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =52a(6) =205a(7) =921a(8) =4807a(9) =30288a(10) =243338a(11) =2636799a(12) =39930125a(13) =851799936a(14) =25433798924
External references
- oeis: A107589