A364932 - cp's OEIS frontend

A364932 a(n) = phi(psi(n)).

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

[1, 2, 2, 2, 2, 4, 4, 4, 4, 6, 4, 8, 6, 8, 8, 8, 6, 12, 8, 12, 16, 12, 8, 16, 8, 12, 12, 16, 8, 24, 16, 16, 16, 18, 16, 24, 18, 16, 24, 24, 12, 32, 20, 24, 24, 24, 16, 32, 24, 24, 24, 24, 18, 36, 24, 32, 32, 24, 16, 48, 30, 32, 32, 32, 24, 48, 32, 36, 32, 48, 24]

cp's OEIS Frontend

A364932 a(n) = phi(psi(n)).

Table of values

List of values

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

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

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