Number of (n+1) X (n+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 7 (constant-stress 1 X 1 tilings).
A235311
Number of (n+1) X (n+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 7 (constant-stress 1 X 1 tilings).
Terms
- a(0) =112a(1) =1120a(2) =5968a(3) =40144a(4) =184144a(5) =1062832a(6) =4632208a(7) =24862768a(8) =106979152a(9) =553292080a(10) =2391038608
External references
- oeis: A235311