Number of (n+1)X(n+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock equal.
A236738
Number of (n+1)X(n+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock equal.
Terms
- a(0) =81a(1) =1411a(2) =68839a(3) =17740369a(4) =14977205669
External references
- oeis: A236738