A317925 - cp's OEIS frontend

A317925 Numerators of rational valued sequence whose Dirichlet convolution with itself yields Euler's phi (A000010).

n	a(n)
1	1
2	1
3	1
4	7
5	2
6	1
7	3
8	25
9	5
10	1
11	5
12	7
13	6
14	3
15	2
16	363
17	8
18	5
19	9
20	7
21	3
22	5
23	11
24	25
25	8
26	3
27	13
28	21
29	14
30	1
31	15
32	1335
33	5
34	4
35	6
36	35
37	18
38	9
39	6
40	25
41	20
42	3
43	21
44	35
45	5
46	11
47	23
48	363
49	33
50	4
51	8
52	21
53	26
54	13
55	10
56	75
57	9
58	7
59	29
60	7
61	30
62	15
63	15
64	9923
65	12
66	5
67	33
68	7
69	11
70	3
71	35
72	125
73	36
74	9
75	8
76	63
77	15
78	3
79	39
80	363
81	139
82	10
83	41
84	21
85	16
86	21
87	14
88	125
89	44
90	5
91	18
92	77
93	15
94	23

[1, 1, 1, 7, 2, 1, 3, 25, 5, 1, 5, 7, 6, 3, 2, 363, 8, 5, 9, 7, 3, 5, 11, 25, 8, 3, 13, 21, 14, 1, 15, 1335, 5, 4, 6, 35, 18, 9, 6, 25, 20, 3, 21, 35, 5, 11, 23, 363, 33, 4, 8, 21, 26, 13, 10, 75, 9, 7, 29, 7, 30, 15, 15, 9923, 12, 5, 33, 7, 11, 3, 35, 125, 36, 9, 8, 63, 15, 3, 39, 363, 139, 10, 41, 21, 16, 21, 14, 125, 44, 5, 18, 77, 15, 23]

cp's OEIS Frontend

A317925 Numerators of rational valued sequence whose Dirichlet convolution with itself yields Euler's phi (A000010).

Table of values

List of values