Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops.

A221118

Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops.

Terms

    a(0) =0a(1) =0a(2) =1769a(3) =1424745a(4) =709142453a(5) =326416281638

External references