Number of nX(n+2) arrays of permutations of n+2 copies of 0..n-1 with every element equal to or 1 greater than any west or southwest neighbors modulo n and the upper left element equal to 0.
A267565
Number of nX(n+2) arrays of permutations of n+2 copies of 0..n-1 with every element equal to or 1 greater than any west or southwest neighbors modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =35a(2) =141a(3) =1614a(4) =27712a(5) =711359a(6) =27767384a(7) =1673476119
External references
- oeis: A267565