Number of nX3 0..2 arrays with every element value z a city block distance of exactly z from another element value z.
A209471
Number of nX3 0..2 arrays with every element value z a city block distance of exactly z from another element value z.
Terms
- a(0) =5a(1) =93a(2) =2262a(3) =46470a(4) =872155a(5) =15763699a(6) =283656566a(7) =5158628234a(8) =94719097129
External references
- oeis: A209471