Number of (n+1)X(2+1) 0..3 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise.
A235427
Number of (n+1)X(2+1) 0..3 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise.
Terms
- a(0) =3038a(1) =112442a(2) =3874844a(3) =119751976a(4) =3475660106a(5) =95292647278
External references
- oeis: A235427