O.g.f.: Sum_{n>=0} 2^(n^2)*x^n/(1 - 2^n*x)^n.
A171799
O.g.f.: Sum_{n>=0} 2^(n^2)*x^n/(1 - 2^n*x)^n.
Terms
- a(0) =1a(1) =2a(2) =20a(3) =648a(4) =78608a(5) =37949472a(6) =74258600000
External references
- oeis: A171799
A171799
O.g.f.: Sum_{n>=0} 2^(n^2)*x^n/(1 - 2^n*x)^n.