A127817 - cp's OEIS frontend

A127817 a(n) = least k such that the remainder when 9^k is divided by k is n.

n	a(n)
1	2
2	7
3	6
4	5
5	38
6	723
7	74
8	2592842671511
9	11
10	3827
11	14
12	717
13	34
14	59035
15	21
16	259
17	152
18	237
19	62
20	626131
21	30
22	169
23	58
24	25
25	56
26	1921
27	39
28	361
29	65
30	49
31	63010
32	287
33	48
34	55
35	46
36	63
37	932
38	3786791
39	69
40	69637
41	230
42	221
43	6707
44	1057
45	57
46	4907
47	253
48	681
49	148
50	393217991
51	70

[2, 7, 6, 5, 38, 723, 74, 2592842671511, 11, 3827, 14, 717, 34, 59035, 21, 259, 152, 237, 62, 626131, 30, 169, 58, 25, 56, 1921, 39, 361, 65, 49, 63010, 287, 48, 55, 46, 63, 932, 3786791, 69, 69637, 230, 221, 6707, 1057, 57, 4907, 253, 681, 148, 393217991, 70]

cp's OEIS Frontend

A127817 a(n) = least k such that the remainder when 9^k is divided by k is n.

Table of values

List of values