56477451898
domain: N
Appears in sequences
- Number of (n+2)X(6+2) 0..3 arrays with every 3X3 subblock row and column sum not 3 or 6 and every diagonal and antidiagonal sum 3 or 6.at n=6A251827
- Number of (n+2) X (7+2) 0..3 arrays with every 3 X 3 subblock row and column sum not 3 or 6 and every diagonal and antidiagonal sum 3 or 6.at n=5A251828