Number of n X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors).
A208427
Number of n X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors).
Terms
- a(0) =1a(1) =14a(2) =129a(3) =1292a(4) =50507a(5) =3673572a(6) =509698666a(7) =148054300100
External references
- oeis: A208427