Number of (n+1)X5 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock differing from each horizontal or vertical neighbor.
A205516
Number of (n+1)X5 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock differing from each horizontal or vertical neighbor.
Terms
- a(0) =7572a(1) =122232a(2) =2343348a(3) =44160240a(4) =825828828a(5) =15535355076a(6) =291860355624
External references
- oeis: A205516