Half the number of (n+1) X 6 0..3 arrays with every 2 X 2 subblock diagonal sum differing from its antidiagonal sum by more than 3.

A184227

Half the number of (n+1) X 6 0..3 arrays with every 2 X 2 subblock diagonal sum differing from its antidiagonal sum by more than 3.

Terms

    a(0) =2061a(1) =88103a(2) =2227254a(3) =72246797a(4) =2100723171a(5) =64280495958

External references