Number of (n+1) X 7 0..3 arrays with the number of clockwise edge increases in every 2 X 2 subblock unequal to the number of counterclockwise edge increases.
A206019
Number of (n+1) X 7 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) =1237000a(1) =129573608a(2) =14856355384
External references
- oeis: A206019