Number of nX6 0..6 arrays with values 0..6 introduced in row major order and no element equal to any horizontal or vertical neighbor.
A198721
Number of nX6 0..6 arrays with values 0..6 introduced in row major order and no element equal to any horizontal or vertical neighbor.
Terms
- a(0) =52a(1) =272410a(2) =5315840795
External references
- oeis: A198721