Number of 7 X n arrays with rows being permutations of 0..n-1 and no column j greater than column j-1 in all rows.
A212860
Number of 7 X n arrays with rows being permutations of 0..n-1 and no column j greater than column j-1 in all rows.
Terms
- a(0) =1a(1) =1a(2) =127a(3) =275563a(4) =4479288703
External references
- oeis: A212860