A353647 - cp's OEIS frontend

A353647 Möbius transform of A062401, where A062401(n) = phi(sigma(n)).

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

[1, 1, 1, 4, 1, 1, 3, 2, 10, 3, 3, 4, 5, 3, 5, 22, 5, 10, 7, 2, 11, 7, 7, 2, 28, 5, 4, 12, 7, 11, 15, 6, 11, 11, 11, 40, 17, 7, 17, 10, 11, 11, 19, 8, 6, 15, 15, 22, 32, 26, 17, 26, 17, 4, 19, 6, 23, 15, 15, 14, 29, 15, 22, 90, 17, 23, 31, 14, 23, 25, 23, 20, 35, 17, 24, 28, 25, 17, 31, 14, 94, 23, 23, 44, 29, 19]

cp's OEIS Frontend

A353647 Möbius transform of A062401, where A062401(n) = phi(sigma(n)).

Table of values

List of values

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

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

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