A379752 - cp's OEIS frontend

A379752 Number of pairs (d, k/d), d | k, d < k/d, such that gcd(d, k/d) > 1 and neither rad(d) | k/d nor rad(k/d) | d, where k is in A375055.

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

[1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 3, 2, 1, 2, 2, 1, 2, 1, 2, 1, 1, 2, 1, 3, 1, 1, 1, 1, 3, 1, 1, 2, 1, 2, 2, 1, 3, 2, 1, 2, 2, 1, 2, 1, 4, 1, 1, 1, 3, 1, 2, 1, 1, 3, 1, 3, 1, 2, 1, 3, 1, 1, 1, 1, 2, 2, 3, 2, 2, 1, 3, 3, 1, 1, 1, 3, 1, 4, 2, 2, 1]

cp's OEIS Frontend

A379752 Number of pairs (d, k/d), d | k, d < k/d, such that gcd(d, k/d) > 1 and neither rad(d) | k/d nor rad(k/d) | d, where k is in A375055.

Table of values

List of values

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

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

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