A356224 - cp's OEIS frontend

A356224 Number of divisors of n whose prime indices cover an initial interval of positive integers.

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

[1, 2, 1, 3, 1, 3, 1, 4, 1, 2, 1, 5, 1, 2, 1, 5, 1, 4, 1, 3, 1, 2, 1, 7, 1, 2, 1, 3, 1, 4, 1, 6, 1, 2, 1, 7, 1, 2, 1, 4, 1, 3, 1, 3, 1, 2, 1, 9, 1, 2, 1, 3, 1, 5, 1, 4, 1, 2, 1, 7, 1, 2, 1, 7, 1, 3, 1, 3, 1, 2, 1, 10, 1, 2, 1, 3, 1, 3, 1, 5, 1, 2, 1, 5, 1, 2, 1]

cp's OEIS Frontend

A356224 Number of divisors of n whose prime indices cover an initial interval of positive integers.

Table of values

List of values

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

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

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