Number of nX6 1..2 arrays with every element value z a city block distance of exactly z from another element value z.
A209608
Number of nX6 1..2 arrays with every element value z a city block distance of exactly z from another element value z.
Terms
- a(0) =4a(1) =538a(2) =39667a(3) =1947347a(4) =95442732a(5) =4623938410a(6) =223164388883
External references
- oeis: A209608