Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.
A237161
Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.
Terms
- a(0) =245a(1) =997a(2) =4365a(3) =20669a(4) =102265a(5) =525809a(6) =2783881a(7) =15103101a(8) =83563325a(9) =469820341a(10) =2675878281a(11) =15400507993a(12) =89380166905a(13) =522231871717
External references
- oeis: A237161