Number of (n+1)X(1+1) 0..3 arrays with the maximum plus the lower median minus the upper median of every 2X2 subblock equal.
A237219
Number of (n+1)X(1+1) 0..3 arrays with the maximum plus the lower median minus the upper median of every 2X2 subblock equal.
Terms
- a(0) =256a(1) =1416a(2) =8238a(3) =50998a(4) =324760a(5) =2135910a(6) =14272968a(7) =97077068a(8) =665750830a(9) =4607875290a(10) =32019860020a(11) =223534827494
External references
- oeis: A237219