Number of (n+1) X (1+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

A235169

Number of (n+1) X (1+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

Terms

    a(0) =268a(1) =1528a(2) =8688a(3) =49464a(4) =281580a(5) =1603344a(6) =9129276a(7) =51991032a(8) =296077680a(9) =1686409896a(10) =9605163060a(11) =54717521520a(12) =311695967268

External references