A349628 - cp's OEIS frontend

A349628 Denominators of the Möbius transform of ratio A003961(n)/sigma(n).

n	a(n)
1	1
2	1
3	4
4	7
5	6
6	1
7	8
8	35
9	52
10	1
11	12
12	14
13	14
14	1
15	24
16	155
17	18
18	1
19	20
20	21
21	32
22	1
23	24
24	70
25	186
26	1
27	104
28	28
29	30
30	1
31	32
32	217
33	48
34	1
35	16
36	26
37	38
38	1
39	56
40	35
41	42
42	1
43	44
44	42
45	312
46	1
47	48
48	310
49	456
50	1
51	72
52	49
53	54
54	1
55	72
56	140
57	80
58	1
59	60
60	84
61	62
62	1
63	416
64	889
65	28
66	1
67	68
68	63
69	96
70	1
71	72
72	26
73	74
74	1
75	744
76	70
77	32
78	1
79	80
80	155
81	968
82	1
83	84

[1, 1, 4, 7, 6, 1, 8, 35, 52, 1, 12, 14, 14, 1, 24, 155, 18, 1, 20, 21, 32, 1, 24, 70, 186, 1, 104, 28, 30, 1, 32, 217, 48, 1, 16, 26, 38, 1, 56, 35, 42, 1, 44, 42, 312, 1, 48, 310, 456, 1, 72, 49, 54, 1, 72, 140, 80, 1, 60, 84, 62, 1, 416, 889, 28, 1, 68, 63, 96, 1, 72, 26, 74, 1, 744, 70, 32, 1, 80, 155, 968, 1, 84]

cp's OEIS Frontend

A349628 Denominators of the Möbius transform of ratio A003961(n)/sigma(n).

Table of values

List of values

n	a(n)
1	1
2	1
3	4
4	7
5	6
6	1
7	8
8	35
9	52
10	1
11	12
12	14
13	14
14	1
15	24
16	155
17	18
18	1
19	20
20	21
21	32
22	1
23	24
24	70
25	186
26	1
27	104
28	28
29	30
30	1
31	32
32	217
33	48
34	1
35	16
36	26
37	38
38	1
39	56
40	35
41	42
42	1
43	44
44	42
45	312
46	1
47	48
48	310
49	456
50	1
51	72
52	49
53	54
54	1
55	72
56	140
57	80
58	1
59	60
60	84
61	62
62	1
63	416
64	889
65	28
66	1
67	68
68	63
69	96
70	1
71	72
72	26
73	74
74	1
75	744
76	70
77	32
78	1
79	80
80	155
81	968
82	1
83	84

n	a(n)
1	1
2	1
3	4
4	7
5	6
6	1
7	8
8	35
9	52
10	1
11	12
12	14
13	14
14	1
15	24
16	155
17	18
18	1
19	20
20	21
21	32
22	1
23	24
24	70
25	186
26	1
27	104
28	28
29	30
30	1
31	32
32	217
33	48
34	1
35	16
36	26
37	38
38	1
39	56
40	35
41	42
42	1
43	44
44	42
45	312
46	1
47	48
48	310
49	456
50	1
51	72
52	49
53	54
54	1
55	72
56	140
57	80
58	1
59	60
60	84
61	62
62	1
63	416
64	889
65	28
66	1
67	68
68	63
69	96
70	1
71	72
72	26
73	74
74	1
75	744
76	70
77	32
78	1
79	80
80	155
81	968
82	1
83	84

n	a(n)
1	1
2	1
3	4
4	7
5	6
6	1
7	8
8	35
9	52
10	1
11	12
12	14
13	14
14	1
15	24
16	155
17	18
18	1
19	20
20	21
21	32
22	1
23	24
24	70
25	186
26	1
27	104
28	28
29	30
30	1
31	32
32	217
33	48
34	1
35	16
36	26
37	38
38	1
39	56
40	35
41	42
42	1
43	44
44	42
45	312
46	1
47	48
48	310
49	456
50	1
51	72
52	49
53	54
54	1
55	72
56	140
57	80
58	1
59	60
60	84
61	62
62	1
63	416
64	889
65	28
66	1
67	68
68	63
69	96
70	1
71	72
72	26
73	74
74	1
75	744
76	70
77	32
78	1
79	80
80	155
81	968
82	1
83	84