A138258 - cp's OEIS frontend

A138258 Smallest positive integer m such that n divides [5^m/m] (=A129795(m)).

n	a(n)
1	1
2	2
3	2
4	2
5	1
6	2
7	6
8	7
9	7
10	7
11	22
12	2
13	4
14	6
15	7
16	13
17	16
18	7
19	10
20	7
21	6
22	31
23	55
24	7
25	5
26	4
27	19
28	6
29	15
30	7
31	6
32	17
33	31
34	16
35	13
36	7
37	36
38	10
39	4
40	7
41	3
42	6
43	42
44	31
45	7
46	55
47	51
48	13
49	43
50	26
51	16
52	4
53	52
54	19
55	31
56	13
57	18
58	15
59	27
60	7
61	31
62	6
63	13
64	17
65	17
66	31
67	9
68	16
69	67
70	13
71	11
72	7
73	66
74	36
75	26
76	18
77	31
78	4
79	9
80	13
81	56
82	61

[1, 2, 2, 2, 1, 2, 6, 7, 7, 7, 22, 2, 4, 6, 7, 13, 16, 7, 10, 7, 6, 31, 55, 7, 5, 4, 19, 6, 15, 7, 6, 17, 31, 16, 13, 7, 36, 10, 4, 7, 3, 6, 42, 31, 7, 55, 51, 13, 43, 26, 16, 4, 52, 19, 31, 13, 18, 15, 27, 7, 31, 6, 13, 17, 17, 31, 9, 16, 67, 13, 11, 7, 66, 36, 26, 18, 31, 4, 9, 13, 56, 61]

cp's OEIS Frontend

A138258 Smallest positive integer m such that n divides [5^m/m] (=A129795(m)).

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	2
5	1
6	2
7	6
8	7
9	7
10	7
11	22
12	2
13	4
14	6
15	7
16	13
17	16
18	7
19	10
20	7
21	6
22	31
23	55
24	7
25	5
26	4
27	19
28	6
29	15
30	7
31	6
32	17
33	31
34	16
35	13
36	7
37	36
38	10
39	4
40	7
41	3
42	6
43	42
44	31
45	7
46	55
47	51
48	13
49	43
50	26
51	16
52	4
53	52
54	19
55	31
56	13
57	18
58	15
59	27
60	7
61	31
62	6
63	13
64	17
65	17
66	31
67	9
68	16
69	67
70	13
71	11
72	7
73	66
74	36
75	26
76	18
77	31
78	4
79	9
80	13
81	56
82	61

n	a(n)
1	1
2	2
3	2
4	2
5	1
6	2
7	6
8	7
9	7
10	7
11	22
12	2
13	4
14	6
15	7
16	13
17	16
18	7
19	10
20	7
21	6
22	31
23	55
24	7
25	5
26	4
27	19
28	6
29	15
30	7
31	6
32	17
33	31
34	16
35	13
36	7
37	36
38	10
39	4
40	7
41	3
42	6
43	42
44	31
45	7
46	55
47	51
48	13
49	43
50	26
51	16
52	4
53	52
54	19
55	31
56	13
57	18
58	15
59	27
60	7
61	31
62	6
63	13
64	17
65	17
66	31
67	9
68	16
69	67
70	13
71	11
72	7
73	66
74	36
75	26
76	18
77	31
78	4
79	9
80	13
81	56
82	61

n	a(n)
1	1
2	2
3	2
4	2
5	1
6	2
7	6
8	7
9	7
10	7
11	22
12	2
13	4
14	6
15	7
16	13
17	16
18	7
19	10
20	7
21	6
22	31
23	55
24	7
25	5
26	4
27	19
28	6
29	15
30	7
31	6
32	17
33	31
34	16
35	13
36	7
37	36
38	10
39	4
40	7
41	3
42	6
43	42
44	31
45	7
46	55
47	51
48	13
49	43
50	26
51	16
52	4
53	52
54	19
55	31
56	13
57	18
58	15
59	27
60	7
61	31
62	6
63	13
64	17
65	17
66	31
67	9
68	16
69	67
70	13
71	11
72	7
73	66
74	36
75	26
76	18
77	31
78	4
79	9
80	13
81	56
82	61