Number of nX7 1..2 arrays with every element value z a city block distance of exactly z from another element value z.

A209609

Number of nX7 1..2 arrays with every element value z a city block distance of exactly z from another element value z.

Terms

    a(0) =6a(1) =1674a(2) =260861a(3) =24912066a(4) =2375975754a(5) =223164388883

External references