Number of (n+1)X(4+1) 0..2 arrays with the minimum plus the maximum equal to the lower median plus the upper median in every 2X2 subblock.
A235898
Number of (n+1)X(4+1) 0..2 arrays with the minimum plus the maximum equal to the lower median plus the upper median in every 2X2 subblock.
Terms
- a(0) =1797a(1) =17001a(2) =148945a(3) =1384257a(4) =12931393a(5) =124394337a(6) =1221438401a(7) =12293017761a(8) =126561018497
External references
- oeis: A235898