Number of nX3 arrays containing 3 copies of 0..n-1 with no equal horizontal neighbors and new values introduced sequentially from 0.
A264941
Number of nX3 arrays containing 3 copies of 0..n-1 with no equal horizontal neighbors and new values introduced sequentially from 0.
Terms
- a(0) =0a(1) =1a(2) =56a(3) =3201a(4) =307016a(5) =43200625a(6) =8403205056
External references
- oeis: A264941