Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

A300943

Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =21a(1) =11a(2) =101a(3) =530a(4) =2975a(5) =16587a(6) =99717a(7) =628078a(8) =4085574a(9) =26803581a(10) =176672818a(11) =1167853353a(12) =7727739359a(13) =51133275030a(14) =338411771448

External references