Number of (n+1) X (6+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 7, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

A235256

Number of (n+1) X (6+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 7, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

Terms

    a(0) =161060a(1) =382036a(2) =878988a(3) =2337832a(4) =5990204a(5) =17318888a(6) =47995084a(7) =147612912a(8) =434010540a(9) =1398866408a(10) =4308115948a(11) =14396788496a(12) =46023868476a(13) =158220825048a(14) =521487674780

External references