Number of (n+1)X4 0..3 arrays containing all values 0..3 with every 2X2 subblock having two or four distinct values, and new values 0..3 introduced in row major order.
A210169
Number of (n+1)X4 0..3 arrays containing all values 0..3 with every 2X2 subblock having two or four distinct values, and new values 0..3 introduced in row major order.
Terms
- a(0) =101a(1) =3283a(2) =89293a(3) =2266901a(4) =55406625a(5) =1323907951a(6) =31194685583a(7) =728618654983
External references
- oeis: A210169