Number of (n+1)X(4+1) 0..3 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise.
A235429
Number of (n+1)X(4+1) 0..3 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise.
Terms
- a(0) =344668a(1) =119751976a(2) =44578500538
External references
- oeis: A235429