Number of nX5 0..3 arrays avoiding the pattern z z+1 z in any row or column.
A207131
Number of nX5 0..3 arrays avoiding the pattern z z+1 z in any row or column.
Terms
- a(0) =883a(1) =779689a(2) =546965177a(3) =379555408075
External references
- oeis: A207131