4294967553domain: NAppears in sequencesa(n) = Sum_{d|n} d^(d*n).at n=3A308670Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where A(n,k) is Sum_{d|n} d^(d^k * n/d).at n=18A308676Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where A(n,k) is Sum_{d|n} d^(k*d).at n=31A308698