Number of (4+1)X(n+1) 0..2 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise.
A235836
Number of (4+1)X(n+1) 0..2 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise.
Terms
- a(0) =20537a(1) =1378463a(2) =87276535a(3) =4948377018a(4) =265469754317
External references
- oeis: A235836