125424domain: NAppears in sequencesProduct of the lengths of the cycle types of the permutation created by duality and reversal on the partitions of n.at n=16A036046Number of (n+1) X (3+1) 0..1 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements.at n=17A251123