G.f.: A(x) = Sum_{n>=0} x^n*A(x)^(3*n*2^n/2).
A177403
G.f.: A(x) = Sum_{n>=0} x^n*A(x)^(3*n*2^n/2).
Terms
- a(0) =1a(1) =1a(2) =4a(3) =28a(4) =260a(5) =2963a(6) =40633a(7) =683767a(8) =14857525a(9) =446967589a(10) =19693511862
External references
- oeis: A177403