Number of (n^2)Xn binary arrays with rows in nonincreasing order, n ones in every column and no more than 3 ones in any row.

A188410

Number of (n^2)Xn binary arrays with rows in nonincreasing order, n ones in every column and no more than 3 ones in any row.

Terms

    a(0) =1a(1) =3a(2) =39a(3) =3217a(4) =2181522a(5) =14100262412

External references