Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

A303512

Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =64a(1) =960a(2) =9367a(3) =222205a(4) =5122419a(5) =104285205a(6) =2346396384a(7) =53305999504

External references