A322965 - cp's OEIS frontend

A322965 Numerator of Sum_{d | n} 1/rad(d).

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

[1, 3, 4, 2, 6, 2, 8, 5, 5, 9, 12, 8, 14, 12, 8, 3, 18, 5, 20, 12, 32, 18, 24, 10, 7, 21, 2, 16, 30, 12, 32, 7, 16, 27, 48, 10, 38, 30, 56, 3, 42, 16, 44, 24, 2, 36, 48, 4, 9, 21, 24, 28, 54, 3, 72, 20, 80, 45, 60, 16, 62, 48, 40, 4, 84, 24, 68, 36, 32, 72, 72, 25, 74, 57, 28]

cp's OEIS Frontend

A322965 Numerator of Sum_{d | n} 1/rad(d).

Table of values

List of values

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

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

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