Number of n X n binary arrays with top left value 1 and no two ones adjacent horizontally, vertically or antidiagonally.
A228476
Number of n X n binary arrays with top left value 1 and no two ones adjacent horizontally, vertically or antidiagonally.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =172a(4) =4354a(5) =211588a(6) =20185842a(7) =3737615288
External references
- oeis: A228476