24537905

Appears in sequences

• T(n,k) is the number of (n*k) X k binary arrays with nonzero rows in decreasing order and n ones in every column.at n=39A188445
• Number of (4*n) X n binary arrays with nonzero rows in decreasing order and 4 ones in every column.at n=6A188446
• Number of n-regular hypergraphs on 6 labeled vertices.at n=4A331129