Number of nX6 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any horizontal or vertical neighbor (colorings ignoring permutations of colors).
A207995
Number of nX6 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any horizontal or vertical neighbor (colorings ignoring permutations of colors).
Terms
- a(0) =16a(1) =243a(2) =3891a(3) =63267a(4) =1034073a(5) =16932816a(6) =277458045a(7) =4547477370a(8) =74538711609
External references
- oeis: A207995