Number of n X n binary arrays with rows, considered as binary numbers, in strictly increasing order, and columns, considered as binary numbers, in nondecreasing order, and no more than 5 ones in any row or column.

A151805

Number of n X n binary arrays with rows, considered as binary numbers, in strictly increasing order, and columns, considered as binary numbers, in nondecreasing order, and no more than 5 ones in any row or column.

Terms

    a(0) =2a(1) =4a(2) =21a(3) =330a(4) =14610a(5) =1615666a(6) =360541154a(7) =138557401940

External references