Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.

A237163

Number of (n+1)X(4+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) =2597a(1) =20669a(2) =165317a(3) =1470317a(4) =13373885a(5) =126858645a(6) =1234905853a(7) =12370941453a(8) =127000947377

External references