Number of (n+1) X (6+1) 0..3 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).
A234488
Number of (n+1) X (6+1) 0..3 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).
Terms
- a(0) =56312a(1) =199340a(2) =705072a(3) =2505400a(4) =8928348a(5) =31925284a(6) =114484712a(7) =411823840a(8) =1485448976a(9) =5373690488a(10) =19489761268a(11) =70882202404a(12) =258422403744a(13) =944616682504
External references
- oeis: A234488