120352359domain: NAppears in sequencesNumber of n X n 0..3 arrays with rows nondecreasing and antidiagonals unimodal.at n=4A224018Number of nX5 0..3 arrays with rows nondecreasing and antidiagonals unimodal.at n=4A224021Number of 5Xn 0..3 arrays with rows nondecreasing and antidiagonals unimodal.at n=4A224027