Number of (n+1)X5 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.
A205420
Number of (n+1)X5 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) =345008a(1) =33701202a(2) =3739413082a(3) =399249906572
External references
- oeis: A205420