Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the upper median minus the minimum of every 2X2 subblock.
A236587
Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the upper median minus the minimum of every 2X2 subblock.
Terms
- a(0) =31944a(1) =1705350a(2) =91575854a(3) =4933946082a(4) =264737751595
External references
- oeis: A236587