Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
A234893
Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
Terms
- a(0) =3456a(1) =20404a(2) =113288a(3) =743436a(4) =4634504a(5) =32110856a(6) =208211944a(7) =1482491852a(8) =9763925800a(9) =70741188392a(10) =469704123072
External references
- oeis: A234893