A348016 - cp's OEIS frontend

A348016 Record the number of terms with no proper divisors, then the number with one proper divisor, then two, three, etc., until reaching a zero term. After each zero term, repeat the count as before.

n	a(n)
0	0
1	1
2	0
3	3
4	1
5	0
6	5
7	2
8	0
9	6
10	3
11	0
12	7
13	5
14	0
15	8
16	6
17	0
18	9
19	6
20	1
21	4
22	0
23	11
24	7
25	2
26	4
27	0
28	12
29	9
30	4
31	4
32	0
33	13
34	10
35	6
36	6
37	0
38	14
39	10
40	6
41	10
42	0
43	15
44	10
45	6
46	14
47	0
48	16
49	10
50	6
51	17
52	1
53	1
54	0
55	19
56	12
57	6
58	18
59	1
60	3
61	0
62	21
63	13
64	6
65	20
66	1
67	4
68	0
69	23
70	15
71	7
72	21
73	1
74	4
75	0
76	25
77	16
78	9
79	22
80	2
81	4
82	0
83	26
84	17

[0, 1, 0, 3, 1, 0, 5, 2, 0, 6, 3, 0, 7, 5, 0, 8, 6, 0, 9, 6, 1, 4, 0, 11, 7, 2, 4, 0, 12, 9, 4, 4, 0, 13, 10, 6, 6, 0, 14, 10, 6, 10, 0, 15, 10, 6, 14, 0, 16, 10, 6, 17, 1, 1, 0, 19, 12, 6, 18, 1, 3, 0, 21, 13, 6, 20, 1, 4, 0, 23, 15, 7, 21, 1, 4, 0, 25, 16, 9, 22, 2, 4, 0, 26, 17]

cp's OEIS Frontend

A348016 Record the number of terms with no proper divisors, then the number with one proper divisor, then two, three, etc., until reaching a zero term. After each zero term, repeat the count as before.

Table of values

List of values

n	a(n)
0	0
1	1
2	0
3	3
4	1
5	0
6	5
7	2
8	0
9	6
10	3
11	0
12	7
13	5
14	0
15	8
16	6
17	0
18	9
19	6
20	1
21	4
22	0
23	11
24	7
25	2
26	4
27	0
28	12
29	9
30	4
31	4
32	0
33	13
34	10
35	6
36	6
37	0
38	14
39	10
40	6
41	10
42	0
43	15
44	10
45	6
46	14
47	0
48	16
49	10
50	6
51	17
52	1
53	1
54	0
55	19
56	12
57	6
58	18
59	1
60	3
61	0
62	21
63	13
64	6
65	20
66	1
67	4
68	0
69	23
70	15
71	7
72	21
73	1
74	4
75	0
76	25
77	16
78	9
79	22
80	2
81	4
82	0
83	26
84	17

n	a(n)
0	0
1	1
2	0
3	3
4	1
5	0
6	5
7	2
8	0
9	6
10	3
11	0
12	7
13	5
14	0
15	8
16	6
17	0
18	9
19	6
20	1
21	4
22	0
23	11
24	7
25	2
26	4
27	0
28	12
29	9
30	4
31	4
32	0
33	13
34	10
35	6
36	6
37	0
38	14
39	10
40	6
41	10
42	0
43	15
44	10
45	6
46	14
47	0
48	16
49	10
50	6
51	17
52	1
53	1
54	0
55	19
56	12
57	6
58	18
59	1
60	3
61	0
62	21
63	13
64	6
65	20
66	1
67	4
68	0
69	23
70	15
71	7
72	21
73	1
74	4
75	0
76	25
77	16
78	9
79	22
80	2
81	4
82	0
83	26
84	17

n	a(n)
0	0
1	1
2	0
3	3
4	1
5	0
6	5
7	2
8	0
9	6
10	3
11	0
12	7
13	5
14	0
15	8
16	6
17	0
18	9
19	6
20	1
21	4
22	0
23	11
24	7
25	2
26	4
27	0
28	12
29	9
30	4
31	4
32	0
33	13
34	10
35	6
36	6
37	0
38	14
39	10
40	6
41	10
42	0
43	15
44	10
45	6
46	14
47	0
48	16
49	10
50	6
51	17
52	1
53	1
54	0
55	19
56	12
57	6
58	18
59	1
60	3
61	0
62	21
63	13
64	6
65	20
66	1
67	4
68	0
69	23
70	15
71	7
72	21
73	1
74	4
75	0
76	25
77	16
78	9
79	22
80	2
81	4
82	0
83	26
84	17