Number of (n+2)X(6+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 2 or 4.

A252030

Number of (n+2)X(6+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 2 or 4.

Terms

    a(0) =4259a(1) =14831a(2) =85199a(3) =541544a(4) =3560831a(5) =23454804a(6) =153768348a(7) =1007751301a(8) =6615116021a(9) =43445771467a(10) =285305534351

External references