Number of (n+2)X(6+2) 0..3 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 5 6 or 7.

A252199

Number of (n+2)X(6+2) 0..3 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 5 6 or 7.

Terms

    a(0) =5316a(1) =8526a(2) =60325a(3) =391996a(4) =2547827a(5) =16789626a(6) =110131575a(7) =722619095a(8) =4749948439a(9) =31181555268a(10) =204626875125

External references