1228480800

domain: N

Appears in sequences

Number of (n+2) X (2+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3 X 3 subblock summing to 2 or 7.at n=2A251911
T(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 2 or 7.at n=7A251912
T(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 2 or 7.at n=8A251912