Number of nX6 0..2 arrays avoiding the pattern z-2 z-1 z in any row or column.
A206698
Number of nX6 0..2 arrays avoiding the pattern z-2 z-1 z in any row or column.
Terms
- a(0) =622a(1) =386884a(2) =192513201a(3) =94853765621
External references
- oeis: A206698