T(n,k) = Number of n X k 1..3 arrays with every element value z a city block distance of exactly z from another element value z.
A209365
T(n,k) = Number of n X k 1..3 arrays with every element value z a city block distance of exactly z from another element value z.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =3a(7) =16a(8) =16a(9) =3a(10) =2a(11) =122a(12) =409a(13) =122a(14) =2a(15) =8a(16) =690a(17) =10796a(18) =10796a(19) =690a(20) =8a(21) =10a(22) =4098a(23) =207438a(24) =804545a(25) =207438a(26) =4098a(27) =10a(28) =21a(29) =24301
External references
- oeis: A209365