Number of (n+1) X (2+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).
A234163
Number of (n+1) X (2+1) 0..4 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) =766a(1) =4970a(2) =32070a(3) =208412a(4) =1353986a(5) =8846884a(6) =57811490a(7) =380032300a(8) =2498158614a(9) =16525702136a(10) =109291218482a(11) =727617468480
External references
- oeis: A234163