A061071 - cp's OEIS frontend

A061071 Number of distinct values in the list of number of divisors, d(j), j=1...n.

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

[1, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11]

cp's OEIS Frontend

A061071 Number of distinct values in the list of number of divisors, d(j), j=1...n.

Table of values

List of values

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

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

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