Number of nX6 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out left turns.

A221607

Number of nX6 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out left turns.

Terms

    a(0) =16a(1) =1378a(2) =160999a(3) =18561474a(4) =2114436826a(5) =240257613761

External references