Number of (n+1) X (3+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).
A234699
Number of (n+1) X (3+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) =16848a(1) =74308a(2) =329984a(3) =1558600a(4) =7424496a(5) =37338544a(6) =189345872a(7) =1006857472a(8) =5389971408a(9) =30077051488a(10) =168561386384a(11) =979772704480
External references
- oeis: A234699