a(n) = 2^(n^2) * binomial(n-1 + 1/2^(n-1), n).
A224883
a(n) = 2^(n^2) * binomial(n-1 + 1/2^(n-1), n).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =60a(4) =2550a(5) =476476a(6) =384115732
External references
- oeis: A224883
A224883
a(n) = 2^(n^2) * binomial(n-1 + 1/2^(n-1), n).