Number of nX7 0..2 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two not more than once.

A268970

Number of nX7 0..2 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two not more than once.

Terms

    a(0) =768a(1) =40176a(2) =1770048a(3) =72081792a(4) =2799406656a(5) =105294777120

External references