Number of (n+1)X(3+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

A238308

Number of (n+1)X(3+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

Terms

    a(0) =12372a(1) =227622a(2) =4124382a(3) =73547936a(4) =1325192097a(5) =23867403810a(6) =431525615512

External references