Number of (n+1) X 2 0..2 arrays with every 2 X 2 subblock having one, two or three distinct clockwise edge differences.
A210383
Number of (n+1) X 2 0..2 arrays with every 2 X 2 subblock having one, two or three distinct clockwise edge differences.
Terms
- a(0) =73a(1) =597a(2) =4881a(3) =39909a(4) =326313a(5) =2668077a(6) =21815361a(7) =178371909a(8) =1458446553a(9) =11924895357a(10) =97503147441a(11) =797228275509
External references
- oeis: A210383