Number of n X n binary arrays with every 1 immediately preceded by 0 0 to the left or above.
A203102
Number of n X n binary arrays with every 1 immediately preceded by 0 0 to the left or above.
Terms
- a(0) =1a(1) =1a(2) =23a(3) =592a(4) =27930a(5) =4984843a(6) =2482513429
External references
- oeis: A203102