Number of (n+1) X (n+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 8 (constant-stress 1 X 1 tilings).
A234730
Number of (n+1) X (n+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 8 (constant-stress 1 X 1 tilings).
Terms
- a(0) =168a(1) =2184a(2) =14760a(3) =127032a(4) =737160a(5) =5395128a(6) =29705640a(7) =200901240a(8) =1089859848a(9) =7067621304
External references
- oeis: A234730