Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements.
A251011
Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements.
Terms
- a(0) =63a(1) =6653a(2) =4006992a(3) =13508173078
External references
- oeis: A251011