Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

A236984

Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

Terms

    a(0) =43096a(1) =429108a(2) =3448154a(3) =59328026a(4) =759273578a(5) =15309352326a(6) =246840494018

External references