Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock equal.
A237237
Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock equal.
Terms
- a(0) =6976a(1) =91744a(2) =1301304a(3) =19274172a(4) =289676104a(5) =4449131420a(6) =68828263944
External references
- oeis: A237237