Number of 7Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops.

A221119

Number of 7Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops.

Terms

    a(0) =0a(1) =0a(2) =10200a(3) =27551817a(4) =42873095694

External references