Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock.
A236591
Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock.
Terms
- a(0) =34800a(1) =2181116a(2) =139039736a(3) =8837067764a(4) =560696734212
External references
- oeis: A236591