Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its north or northeast neighbor modulo n and the upper left element equal to 0.
A266598
Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its north or northeast neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =0a(2) =6a(3) =964a(4) =289569a(5) =188978578a(6) =207181732018
External references
- oeis: A266598