Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock equal.
A237689
Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock equal.
Terms
- a(0) =1120a(1) =6964a(2) =44648a(3) =305054a(4) =2123660a(5) =15253914a(6) =111492872a(7) =834134686a(8) =6338273516a(9) =49073750056a(10) =384947250680
External references
- oeis: A237689