Number of nX5 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row or column.
A207532
Number of nX5 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row or column.
Terms
- a(0) =788a(1) =620944a(2) =308746116a(3) =166743944836
External references
- oeis: A207532