Number of nX6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.

A296586

Number of nX6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.

Terms

    a(0) =21a(1) =480a(2) =6241a(3) =125765a(4) =2607478a(5) =52756072a(6) =1109882746a(7) =23359296497a(8) =492457987101

External references