Number of (n+1) X (2+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).
A234477
Number of (n+1) X (2+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).
Terms
- a(0) =7840a(1) =141728a(2) =2765648a(3) =56172656a(4) =1165600828a(5) =24484032192a(6) =517788509004
External references
- oeis: A234477