Number of (n+1) X 5 0..3 arrays with no 2 X 2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases in its adjacent leftward or upward neighbors.
A205940
Number of (n+1) X 5 0..3 arrays with no 2 X 2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases in its adjacent leftward or upward neighbors.
Terms
- a(0) =91440a(1) =620988a(2) =6705048a(3) =70027468a(4) =692354440a(5) =6909160028a(6) =72541287824a(7) =778680028616
External references
- oeis: A205940