Number of (n+1) X (2+1) 0..2 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).
A234437
Number of (n+1) X (2+1) 0..2 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).
Terms
- a(0) =120a(1) =582a(2) =2804a(3) =13676a(4) =66228a(5) =324556a(6) =1578036a(7) =7767916a(8) =37908724a(9) =187373548a(10) =917502516a(11) =4551845676a(12) =22356377716a(13) =111280430060a(14) =548022172852
External references
- oeis: A234437