Number of (n+1) X (5+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
A234687
Number of (n+1) X (5+1) 0..6 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) =131200a(1) =281612a(2) =603480a(3) =1602224a(4) =4224328a(5) =13220576a(6) =40731576a(7) =144171008a(8) =498365320a(9) =1942449632a(10) =7343739000a(11) =30950526464a(12) =125722585288a(13) =564467755616
External references
- oeis: A234687