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 4 (constant-stress 1 X 1 tilings).
A234653
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 4 (constant-stress 1 X 1 tilings).
Terms
- a(0) =3264a(1) =9616a(2) =28496a(3) =94432a(4) =315024a(5) =1148176a(6) =4196144a(7) =16491760a(8) =64635984a(9) =269420656a(10) =1113440816a(11) =4854540592a(12) =20870725584a(13) =94119170416a(14) =416524927664
External references
- oeis: A234653