Number of (n+1)X(3+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than its minimum antidiagonal element.
A251278
Number of (n+1)X(3+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than its minimum antidiagonal element.
Terms
- a(0) =46244a(1) =8320896a(2) =1497752279a(3) =269564757184
External references
- oeis: A251278