Number of nX7 0..6 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..6 introduced in row major order.
A209464
Number of nX7 0..6 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..6 introduced in row major order.
Terms
- a(0) =877a(1) =3966581a(2) =54657856108
External references
- oeis: A209464