4276350domain: NAppears in sequencesa(n) = n*(n^2 - 1)*(n + 2)*(n^2 + 4*n + 6)/72.at n=25A054563a(n) = A185128(n) - A185129(n).at n=35A185253Call n/m a superdivisor of n if n/m + n divides (n/m)^(n/m) + n, (n/m)^n + n/m and n^(n/m) + n/m. This sequence gives the smallest number with n superdivisors.at n=6A272538