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 rowwise and columnwise.
A235656
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 rowwise and columnwise.
Terms
- a(0) =476a(1) =6378a(2) =85700a(3) =1088450a(4) =13349432a(5) =156257766a(6) =1760232169a(7) =19098030172a(8) =200821523820
External references
- oeis: A235656