Number of (n+1) X (1+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
A234697
Number of (n+1) X (1+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
Terms
- a(0) =408a(1) =2628a(2) =16848a(3) =109224a(4) =704160a(5) =4594320a(6) =29782080a(7) =195532704a(8) =1274237568a(9) =8416415808a(10) =55124437248a(11) =366185867904
External references
- oeis: A234697