Number of (n+1)X(1+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements.
A251352
Number of (n+1)X(1+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements.
Terms
- a(0) =216a(1) =2920a(2) =39594a(3) =536886a(4) =7279536a(5) =98701641a(6) =1338276196a(7) =18145426216a(8) =246030290196
External references
- oeis: A251352