Number of nX3 arrays containing 3 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.
A265238
Number of nX3 arrays containing 3 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.
Terms
- a(0) =1a(1) =4a(2) =92a(3) =4716a(4) =414716a(5) =55210372a(6) =10337500044
External references
- oeis: A265238