Number of (n+1) X (7+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).

A234737

Number of (n+1) X (7+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) =426120a(1) =760608a(2) =1283880a(3) =2723040a(4) =5395128a(5) =13083552a(6) =29705640a(7) =79520352a(8) =200901240a(9) =578901408a(10) =1586287080a(11) =4838786400a(12) =14115215928

External references