Number of (n+1) X (n+1) 0..3 arrays with the number of clockwise edge increases in every 2 X 2 subblock unequal to the number of counterclockwise edge increases.
A206013
Number of (n+1) X (n+1) 0..3 arrays with the number of clockwise edge increases in every 2 X 2 subblock unequal to the number of counterclockwise edge increases.
Terms
- a(0) =104a(1) =7688a(2) =1763560a(3) =1312173688
External references
- oeis: A206013