A099679 - cp's OEIS frontend

A099679 Least m such that repunit R_m is a multiple of A045572(n) (i.e., odd numbers not divisible by 5).

n	a(n)
1	1
2	3
3	6
4	9
5	2
6	6
7	16
8	18
9	6
10	22
11	27
12	28
13	15
14	6
15	3
16	6
17	5
18	21
19	46
20	42
21	48
22	13
23	18
24	58
25	60
26	18
27	33
28	66
29	35
30	8
31	6
32	13
33	81
34	41
35	84
36	44
37	6
38	15
39	96
40	18
41	4
42	34
43	53
44	108
45	3
46	112
47	18
48	48
49	22
50	15
51	42
52	21
53	130
54	18
55	8
56	46
57	138
58	6
59	42
60	148
61	75
62	144
63	78
64	39
65	66
66	81
67	166
68	78
69	18
70	43
71	174
72	178

[1, 3, 6, 9, 2, 6, 16, 18, 6, 22, 27, 28, 15, 6, 3, 6, 5, 21, 46, 42, 48, 13, 18, 58, 60, 18, 33, 66, 35, 8, 6, 13, 81, 41, 84, 44, 6, 15, 96, 18, 4, 34, 53, 108, 3, 112, 18, 48, 22, 15, 42, 21, 130, 18, 8, 46, 138, 6, 42, 148, 75, 144, 78, 39, 66, 81, 166, 78, 18, 43, 174, 178]

cp's OEIS Frontend

A099679 Least m such that repunit R_m is a multiple of A045572(n) (i.e., odd numbers not divisible by 5).

Table of values

List of values

n	a(n)
1	1
2	3
3	6
4	9
5	2
6	6
7	16
8	18
9	6
10	22
11	27
12	28
13	15
14	6
15	3
16	6
17	5
18	21
19	46
20	42
21	48
22	13
23	18
24	58
25	60
26	18
27	33
28	66
29	35
30	8
31	6
32	13
33	81
34	41
35	84
36	44
37	6
38	15
39	96
40	18
41	4
42	34
43	53
44	108
45	3
46	112
47	18
48	48
49	22
50	15
51	42
52	21
53	130
54	18
55	8
56	46
57	138
58	6
59	42
60	148
61	75
62	144
63	78
64	39
65	66
66	81
67	166
68	78
69	18
70	43
71	174
72	178

n	a(n)
1	1
2	3
3	6
4	9
5	2
6	6
7	16
8	18
9	6
10	22
11	27
12	28
13	15
14	6
15	3
16	6
17	5
18	21
19	46
20	42
21	48
22	13
23	18
24	58
25	60
26	18
27	33
28	66
29	35
30	8
31	6
32	13
33	81
34	41
35	84
36	44
37	6
38	15
39	96
40	18
41	4
42	34
43	53
44	108
45	3
46	112
47	18
48	48
49	22
50	15
51	42
52	21
53	130
54	18
55	8
56	46
57	138
58	6
59	42
60	148
61	75
62	144
63	78
64	39
65	66
66	81
67	166
68	78
69	18
70	43
71	174
72	178

n	a(n)
1	1
2	3
3	6
4	9
5	2
6	6
7	16
8	18
9	6
10	22
11	27
12	28
13	15
14	6
15	3
16	6
17	5
18	21
19	46
20	42
21	48
22	13
23	18
24	58
25	60
26	18
27	33
28	66
29	35
30	8
31	6
32	13
33	81
34	41
35	84
36	44
37	6
38	15
39	96
40	18
41	4
42	34
43	53
44	108
45	3
46	112
47	18
48	48
49	22
50	15
51	42
52	21
53	130
54	18
55	8
56	46
57	138
58	6
59	42
60	148
61	75
62	144
63	78
64	39
65	66
66	81
67	166
68	78
69	18
70	43
71	174
72	178