Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
A234685
Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
Terms
- a(0) =5472a(1) =16580a(2) =49480a(3) =174320a(4) =603480a(5) =2377712a(6) =9134920a(7) =39076784a(8) =161746392a(9) =735721040a(10) =3215956360a(11) =15315962480a(12) =69679216920a(13) =343388819792
External references
- oeis: A234685