Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.
A207853
Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.
Terms
- a(0) =2a(1) =16a(2) =102a(3) =1369a(4) =44121a(5) =2934369a(6) =298294290a(7) =56804048896
External references
- oeis: A207853