4050000
domain: N
Appears in sequences
- a(n) = n^(n-2) * (n-1)^(n-1).at n=4A070285
- Table T(n,k) giving number of spanning trees in complete bipartite graph K(n,k), read by antidiagonals.at n=49A072590
- Table T(n,k) giving number of spanning trees in complete bipartite graph K(n,k), read by antidiagonals.at n=50A072590
- Number of combinations of two natural numbers that together have n digits.at n=4A096302
- Number of n-digit numbers that yield an n-digit number after Reverse and Add.at n=6A232729
- a(n) = 5*n^4.at n=30A269792
- Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(k^4).at n=29A343284
- Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(k^4).at n=29A343324