Number of nX5 0..3 arrays avoiding 11 horizontally, 22 vertically, 33 antidiagonally and 00 diagonally.
A229409
Number of nX5 0..3 arrays avoiding 11 horizontally, 22 vertically, 33 antidiagonally and 00 diagonally.
Terms
- a(0) =819a(1) =199595a(2) =49788258a(3) =12462062342
External references
- oeis: A229409