Expansion of Sum_{k>=0} (k^2 * x * (1 + x))^k.
A360647
Expansion of Sum_{k>=0} (k^2 * x * (1 + x))^k.
Terms
- a(0) =1a(1) =1a(2) =17a(3) =761a(4) =67739a(5) =10029956a(6) =2226004406a(7) =691381685259
External references
- oeis: A360647
A360647
Expansion of Sum_{k>=0} (k^2 * x * (1 + x))^k.