Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element 1 greater than its west neighbor modulo n and the upper left element equal to 0.
A266308
Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element 1 greater than its west neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1a(2) =265a(3) =442285a(4) =1935720551
External references
- oeis: A266308