Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its northeast neighbor modulo n and the upper left element equal to 0.
A266653
Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its northeast neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =2a(2) =91a(3) =14540a(4) =5127134a(5) =3413004556
External references
- oeis: A266653