Number of (8*n) X n binary arrays with rows in nonincreasing order, 8 ones in every column and no more than 2 ones in any row.
A188409
Number of (8*n) X n binary arrays with rows in nonincreasing order, 8 ones in every column and no more than 2 ones in any row.
Terms
- a(0) =1a(1) =1a(2) =9a(3) =215a(4) =13825a(5) =1865715a(6) =472211360a(7) =205617134345
External references
- oeis: A188409