Number of (n+1)X4 0..3 arrays containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in row major order.
A210262
Number of (n+1)X4 0..3 arrays containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in row major order.
Terms
- a(0) =400a(1) =25901a(2) =1409910a(3) =74289956a(4) =3885183814a(5) =202860601666
External references
- oeis: A210262