537001984domain: NAppears in sequencesa(n) = n^6*(n^4 + 1)/2.at n=8A168564a(n) = n^9*(n^6 + 1)/2.at n=4A170788Number of permutations of [n] having two cycles of the form (c1, c2, ..., c_m) where c1 = min_{i>=1} c_i and c_j = min_{i>=j} c_i or c_j = max_{i>=j} c_i.at n=15A346317