Number of nX6 0..2 arrays avoiding the pattern z-1 z-1 z in any row or column.
A207199
Number of nX6 0..2 arrays avoiding the pattern z-1 z-1 z in any row or column.
Terms
- a(0) =523a(1) =273529a(2) =94815963a(3) =31901664357
External references
- oeis: A207199