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 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
A235102
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 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
Terms
- a(0) =2900a(1) =9328a(2) =30312a(3) =101464a(4) =345280a(5) =1201872a(6) =4256548a(7) =15381300a(8) =56526280a(9) =211590104a(10) =804635776a(11) =3110475000a(12) =12194766820a(13) =48482860692a(14) =195060662440a(15) =793719896600
External references
- oeis: A235102