Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value 2-x(i,j).

A229845

Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value 2-x(i,j).

Terms

    a(0) =33a(1) =11925a(2) =2381469a(3) =514371027a(4) =110203382331

External references