Number of (n+1)X4 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
A206080
Number of (n+1)X4 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one.
Terms
- a(0) =7308a(1) =187144a(2) =4379116a(3) =101839532a(4) =2359157212a(5) =54618168204
External references
- oeis: A206080