Number of nX3 arrays containing 3 copies of 0..n-1 with no element plus any horizontal or antidiagonal neighbor equal to n-1.
A265855
Number of nX3 arrays containing 3 copies of 0..n-1 with no element plus any horizontal or antidiagonal neighbor equal to n-1.
Terms
- a(0) =0a(1) =0a(2) =30a(3) =3344a(4) =2450392a(5) =1627602144
External references
- oeis: A265855