Number of (n+2)X(6+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 2 3 6 or 7.
A251789
Number of (n+2)X(6+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 2 3 6 or 7.
Terms
- a(0) =22632a(1) =85826a(2) =362242a(3) =1765074a(4) =10134314a(5) =52977162a(6) =302373278a(7) =1884805604a(8) =11306760510a(9) =70754000356a(10) =457154495532
External references
- oeis: A251789