Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

A320407

Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =32a(1) =257a(2) =1970a(3) =18725a(4) =191615a(5) =1957026a(6) =19677729a(7) =199877194a(8) =2025592349a(9) =20591906814a(10) =209152278873

External references