Number of (n+1)X(5+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock equal.
A237536
Number of (n+1)X(5+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock equal.
Terms
- a(0) =598364a(1) =70923320a(2) =7718716424a(3) =924306101684
External references
- oeis: A237536