A138255 - cp's OEIS frontend

A138255 Smallest positive integer m such that n divides [2^m/m] (=A000799(m)).

n	a(n)
1	1
2	1
3	5
4	4
5	6
6	5
7	9
8	8
9	7
10	6
11	12
12	15
13	14
14	9
15	13
16	8
17	10
18	7
19	21
20	28
21	13
22	24
23	48
24	15
25	22
26	14
27	19
28	9
29	30
30	13
31	11
32	8
33	31
34	10
35	13
36	21
37	38
38	21
39	14
40	39
41	22
42	13
43	29
44	63
45	13
46	67
47	135
48	65
49	43
50	22
51	10
52	15
53	35
54	19
55	24
56	9
57	21
58	30
59	120
60	28
61	62
62	11
63	13
64	16
65	14
66	31
67	69
68	20
69	67
70	13
71	145
72	21
73	19
74	38

[1, 1, 5, 4, 6, 5, 9, 8, 7, 6, 12, 15, 14, 9, 13, 8, 10, 7, 21, 28, 13, 24, 48, 15, 22, 14, 19, 9, 30, 13, 11, 8, 31, 10, 13, 21, 38, 21, 14, 39, 22, 13, 29, 63, 13, 67, 135, 65, 43, 22, 10, 15, 35, 19, 24, 9, 21, 30, 120, 28, 62, 11, 13, 16, 14, 31, 69, 20, 67, 13, 145, 21, 19, 38]

cp's OEIS Frontend

A138255 Smallest positive integer m such that n divides [2^m/m] (=A000799(m)).

Table of values

List of values

n	a(n)
1	1
2	1
3	5
4	4
5	6
6	5
7	9
8	8
9	7
10	6
11	12
12	15
13	14
14	9
15	13
16	8
17	10
18	7
19	21
20	28
21	13
22	24
23	48
24	15
25	22
26	14
27	19
28	9
29	30
30	13
31	11
32	8
33	31
34	10
35	13
36	21
37	38
38	21
39	14
40	39
41	22
42	13
43	29
44	63
45	13
46	67
47	135
48	65
49	43
50	22
51	10
52	15
53	35
54	19
55	24
56	9
57	21
58	30
59	120
60	28
61	62
62	11
63	13
64	16
65	14
66	31
67	69
68	20
69	67
70	13
71	145
72	21
73	19
74	38

n	a(n)
1	1
2	1
3	5
4	4
5	6
6	5
7	9
8	8
9	7
10	6
11	12
12	15
13	14
14	9
15	13
16	8
17	10
18	7
19	21
20	28
21	13
22	24
23	48
24	15
25	22
26	14
27	19
28	9
29	30
30	13
31	11
32	8
33	31
34	10
35	13
36	21
37	38
38	21
39	14
40	39
41	22
42	13
43	29
44	63
45	13
46	67
47	135
48	65
49	43
50	22
51	10
52	15
53	35
54	19
55	24
56	9
57	21
58	30
59	120
60	28
61	62
62	11
63	13
64	16
65	14
66	31
67	69
68	20
69	67
70	13
71	145
72	21
73	19
74	38

n	a(n)
1	1
2	1
3	5
4	4
5	6
6	5
7	9
8	8
9	7
10	6
11	12
12	15
13	14
14	9
15	13
16	8
17	10
18	7
19	21
20	28
21	13
22	24
23	48
24	15
25	22
26	14
27	19
28	9
29	30
30	13
31	11
32	8
33	31
34	10
35	13
36	21
37	38
38	21
39	14
40	39
41	22
42	13
43	29
44	63
45	13
46	67
47	135
48	65
49	43
50	22
51	10
52	15
53	35
54	19
55	24
56	9
57	21
58	30
59	120
60	28
61	62
62	11
63	13
64	16
65	14
66	31
67	69
68	20
69	67
70	13
71	145
72	21
73	19
74	38