Number of n X n 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.
A206884
Number of n X n 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically.
Terms
- a(0) =2a(1) =16a(2) =240a(3) =7878a(4) =607043a(5) =111550389a(6) =47015346159
External references
- oeis: A206884