Number of nX5 0..4 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..4 introduced in row major order.
A209500
Number of nX5 0..4 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..4 introduced in row major order.
Terms
- a(0) =52a(1) =9393a(2) =3268686a(3) =1165032679a(4) =416022303027
External references
- oeis: A209500