590254domain: NAppears in sequencesNumber of n X n 0..1 arrays with rows unimodal and antidiagonals nondecreasing.at n=6A224403Number of n X 7 0..1 arrays with rows unimodal and antidiagonals nondecreasing.at n=6A224408Number of 7Xn 0..1 arrays with rows unimodal and antidiagonals nondecreasing.at n=6A224414