A336571 - cp's OEIS frontend

A336571 Number of sets of divisors d|n, 1 < d < n, all belonging to A130091 (numbers with distinct prime multiplicities) and forming a divisibility chain.

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

[1, 1, 1, 2, 1, 3, 1, 4, 2, 3, 1, 5, 1, 3, 3, 8, 1, 5, 1, 5, 3, 3, 1, 14, 2, 3, 4, 5, 1, 4, 1, 16, 3, 3, 3, 17, 1, 3, 3, 14, 1, 4, 1, 5, 5, 3, 1, 36, 2, 5, 3, 5, 1, 14, 3, 14, 3, 3, 1, 16, 1, 3, 5, 32, 3, 4, 1, 5, 3, 4, 1, 35, 1, 3, 5, 5, 3, 4, 1, 36, 8, 3, 1]

cp's OEIS Frontend

A336571 Number of sets of divisors d|n, 1 < d < n, all belonging to A130091 (numbers with distinct prime multiplicities) and forming a divisibility chain.

Table of values

List of values

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

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

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