Number of nX7 binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.

A269088

Number of nX7 binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.

Terms

    a(0) =72a(1) =1127a(2) =18590a(3) =268289a(4) =3761534a(5) =50865307a(6) =673690710a(7) =8768989835a(8) =112658396453

External references