Number of n X (n+5) arrays of permutations of n+5 copies of 0..n-1 with every element equal to or 1 greater than any north, southwest or northwest neighbors modulo n and the upper left element equal to 0.
A267201
Number of n X (n+5) arrays of permutations of n+5 copies of 0..n-1 with every element equal to or 1 greater than any north, southwest or northwest neighbors modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1716a(2) =121a(3) =336a(4) =3337a(5) =44525a(6) =641925a(7) =9242494a(8) =130348644a(9) =1783844726a(10) =23607637070
External references
- oeis: A267201