Number of (n+1)X(4+1) 0..1 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise.
A236519
Number of (n+1)X(4+1) 0..1 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) =476a(1) =5670a(2) =63208a(3) =655460a(4) =6591144a(5) =63997604a(6) =610630403a(7) =5723134951a(8) =53126385011a(9) =488732268982
External references
- oeis: A236519