2894745288domain: NAppears in sequencesNumber of (n+2)X(4+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=3A252626T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8.at n=24A252628