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

A252341

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

Terms

    a(0) =2612a(1) =16676a(2) =120474a(3) =783852a(4) =5095514a(5) =33579112a(6) =220263010a(7) =1445238050a(8) =9499896738a(9) =62363110396a(10) =409253750110

External references