Number of nX6 0..4 arrays with values 0..4 introduced in row major order and no element equal to any horizontal or vertical neighbor.
A198904
Number of nX6 0..4 arrays with values 0..4 introduced in row major order and no element equal to any horizontal or vertical neighbor.
Terms
- a(0) =51a(1) =62004a(2) =89793204a(3) =130292546801
External references
- oeis: A198904