Number of (n+1)X(3+1) 0..3 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
A235814
Number of (n+1)X(3+1) 0..3 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
Terms
- a(0) =26852a(1) =2904651a(2) =401195649a(3) =40931219364
External references
- oeis: A235814