Number of (n+1) X (3+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).
A234885
Number of (n+1) X (3+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) =856a(1) =3164a(2) =10640a(3) =43680a(4) =163352a(5) =706992a(6) =2734000a(7) =12203144a(8) =47902816a(9) =218388912a(10) =864693472a(11) =4003619480a(12) =15940068144a(13) =74661520248a(14) =298373769264
External references
- oeis: A234885