Number of (n+1) X (1+1) 0..3 arrays colored with the sets of distinct values in every 2 X 2 subblock.
A236120
Number of (n+1) X (1+1) 0..3 arrays colored with the sets of distinct values in every 2 X 2 subblock.
Terms
- a(0) =256a(1) =3096a(2) =37584a(3) =455808a(4) =5529360a(5) =67071552a(6) =813596592a(7) =9869111712a(8) =119714700240
External references
- oeis: A236120