A376505 - cp's OEIS frontend

A376505 Number of m <= n such that rad(m) | n that are neither squarefree nor prime powers, where rad = A007947.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	1
13	0
14	0
15	0
16	0
17	0
18	2
19	0
20	1
21	0
22	0
23	0
24	3
25	0
26	0
27	0
28	1
29	0
30	4
31	0
32	0
33	0
34	0
35	0
36	4
37	0
38	0
39	0
40	2
41	0
42	5
43	0
44	1
45	1
46	0
47	0
48	5
49	0
50	3
51	0
52	1
53	0
54	6
55	0
56	2
57	0
58	0
59	0
60	11
61	0
62	0
63	1
64	0
65	0
66	7
67	0
68	1
69	0
70	5
71	0
72	7
73	0
74	0
75	2
76	1
77	0
78	8
79	0
80	4
81	0
82	0
83	0
84	11
85	0
86	0
87	0

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 0, 3, 0, 0, 0, 1, 0, 4, 0, 0, 0, 0, 0, 4, 0, 0, 0, 2, 0, 5, 0, 1, 1, 0, 0, 5, 0, 3, 0, 1, 0, 6, 0, 2, 0, 0, 0, 11, 0, 0, 1, 0, 0, 7, 0, 1, 0, 5, 0, 7, 0, 0, 2, 1, 0, 8, 0, 4, 0, 0, 0, 11, 0, 0, 0]

cp's OEIS Frontend

A376505 Number of m <= n such that rad(m) | n that are neither squarefree nor prime powers, where rad = A007947.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	1
13	0
14	0
15	0
16	0
17	0
18	2
19	0
20	1
21	0
22	0
23	0
24	3
25	0
26	0
27	0
28	1
29	0
30	4
31	0
32	0
33	0
34	0
35	0
36	4
37	0
38	0
39	0
40	2
41	0
42	5
43	0
44	1
45	1
46	0
47	0
48	5
49	0
50	3
51	0
52	1
53	0
54	6
55	0
56	2
57	0
58	0
59	0
60	11
61	0
62	0
63	1
64	0
65	0
66	7
67	0
68	1
69	0
70	5
71	0
72	7
73	0
74	0
75	2
76	1
77	0
78	8
79	0
80	4
81	0
82	0
83	0
84	11
85	0
86	0
87	0

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	1
13	0
14	0
15	0
16	0
17	0
18	2
19	0
20	1
21	0
22	0
23	0
24	3
25	0
26	0
27	0
28	1
29	0
30	4
31	0
32	0
33	0
34	0
35	0
36	4
37	0
38	0
39	0
40	2
41	0
42	5
43	0
44	1
45	1
46	0
47	0
48	5
49	0
50	3
51	0
52	1
53	0
54	6
55	0
56	2
57	0
58	0
59	0
60	11
61	0
62	0
63	1
64	0
65	0
66	7
67	0
68	1
69	0
70	5
71	0
72	7
73	0
74	0
75	2
76	1
77	0
78	8
79	0
80	4
81	0
82	0
83	0
84	11
85	0
86	0
87	0

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	1
13	0
14	0
15	0
16	0
17	0
18	2
19	0
20	1
21	0
22	0
23	0
24	3
25	0
26	0
27	0
28	1
29	0
30	4
31	0
32	0
33	0
34	0
35	0
36	4
37	0
38	0
39	0
40	2
41	0
42	5
43	0
44	1
45	1
46	0
47	0
48	5
49	0
50	3
51	0
52	1
53	0
54	6
55	0
56	2
57	0
58	0
59	0
60	11
61	0
62	0
63	1
64	0
65	0
66	7
67	0
68	1
69	0
70	5
71	0
72	7
73	0
74	0
75	2
76	1
77	0
78	8
79	0
80	4
81	0
82	0
83	0
84	11
85	0
86	0
87	0