A023100 a(n) is least k such that k and 8k are anagrams in base n (written in base 10).

800, 113967, 14990, 256938, 389316, 4290, 5132, 66120, 32, 8075, 11736, 304095, 720, 13386, 18656, 507173, 19632, 75, 56784, 860544, 40, 47444, 71040, 69905, 1262432, 102795, 136, 181300, 94068, 139009, 2910458, 64350, 5520, 2214, 97680, 215, 216964