498407294632domain: NAppears in sequencesNumber of (7*n)X7 binary arrays with rows in nonincreasing order, n ones in every column and no more than 3 ones in any row.at n=4A188414Number of (5*n)Xn binary arrays with rows in nonincreasing order, 5 ones in every column and no more than 3 ones in any row.at n=6A188420