Number of (n+1) X 5 0..2 arrays with the number of clockwise edge increases in every 2 X 2 subblock equal to the number of counterclockwise edge increases.
A209513
Number of (n+1) X 5 0..2 arrays with the number of clockwise edge increases in every 2 X 2 subblock equal to the number of counterclockwise edge increases.
Terms
- a(0) =14739a(1) =951777a(2) =62340543a(3) =4099186545a(4) =269845393359
External references
- oeis: A209513