Number of (n+1)X4 0..3 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock differing from the number in all its horizontal and vertical neighbors.
A205419
Number of (n+1)X4 0..3 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock differing from the number in all its horizontal and vertical neighbors.
Terms
- a(0) =31216a(1) =1448498a(2) =74565586a(3) =3739413082a(4) =189526149374
External references
- oeis: A205419