Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.
A237296
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.
Terms
- a(0) =27376a(1) =471588a(2) =9292680a(3) =205544096a(4) =4821666340a(5) =118567856892
External references
- oeis: A237296