Number of (n+1)X(6+1) 0..1 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise.
A235677
Number of (n+1)X(6+1) 0..1 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise.
Terms
- a(0) =9418a(1) =650928a(2) =44196144a(3) =2985166430a(4) =201368802704
External references
- oeis: A235677