Number of (n+1)X7 0..3 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards.
A205933
Number of (n+1)X7 0..3 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards.
Terms
- a(0) =28259556a(1) =29707151720
External references
- oeis: A205933