Number of (n+1) X (2+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

A234884

Number of (n+1) X (2+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).

Terms

    a(0) =272a(1) =980a(2) =3164a(3) =11984a(4) =40856a(5) =159004a(6) =551048a(7) =2185372a(8) =7639428a(9) =30731272a(10) =108061936a(11) =439375016a(12) =1551527016a(13) =6358076852a(14) =22519342100a(15) =92803479508a(16) =329391982880

External references