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 5, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
A235205
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 5, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
Terms
- a(0) =240a(1) =1172a(2) =5696a(3) =27812a(4) =135520a(5) =662892a(6) =3236288a(7) =15860868a(8) =77573344a(9) =380902284a(10) =1866159680a(11) =9179924964a(12) =45049615456a(13) =221990217900
External references
- oeis: A235205