A060473 - cp's OEIS frontend

A060473 a(n) = numerator of phi(n)/(n+1), where phi(n) is Euler's phi, A000010.

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

[1, 1, 1, 2, 2, 2, 3, 4, 3, 4, 5, 4, 6, 2, 1, 8, 8, 6, 9, 8, 6, 10, 11, 8, 10, 4, 9, 12, 14, 8, 15, 16, 10, 16, 2, 12, 18, 6, 3, 16, 20, 12, 21, 4, 12, 22, 23, 16, 21, 20, 8, 24, 26, 18, 5, 8, 18, 28, 29, 16, 30, 10, 9, 32, 8, 20, 33, 32, 22, 24, 35, 24, 36, 12, 10, 36, 10, 24, 39, 32, 27, 40, 41]

cp's OEIS Frontend

A060473 a(n) = numerator of phi(n)/(n+1), where phi(n) is Euler's phi, A000010.

Table of values

List of values

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

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

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