Number of n X 7 0..6 arrays with values 0..6 introduced in row major order and no element equal to any horizontal or vertical neighbor.

A198722

Number of n X 7 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) =203a(1) =7817980a(2) =846047363854

External references