Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock equal.
A236813
Number of (n+1)X(2+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock equal.
Terms
- a(0) =303a(1) =1791a(2) =10702a(3) =66853a(4) =419301a(5) =2680296a(6) =17221539a(7) =111813697a(8) =729282012a(9) =4786748055a(10) =31528549737a(11) =208503506840
External references
- oeis: A236813