Number of (n+1) X (n+1) 0..2 arrays with the upper median minus the lower median of every 2 X 2 subblock equal.
A236729
Number of (n+1) X (n+1) 0..2 arrays with the upper median minus the lower median of every 2 X 2 subblock equal.
Terms
- a(0) =81a(1) =2471a(2) =203517a(3) =55635639a(4) =48557573047
External references
- oeis: A236729