Number of nX3 1..2 arrays with every element value z a city block distance of exactly z from another element value z.
A209605
Number of nX3 1..2 arrays with every element value z a city block distance of exactly z from another element value z.
Terms
- a(0) =1a(1) =11a(2) =125a(3) =955a(4) =6218a(5) =39667a(6) =260861a(7) =1735169a(8) =11583064a(9) =77177265a(10) =513065936a(11) =3410493065a(12) =22677826673a(13) =150811145600
External references
- oeis: A209605