A175494 - cp's OEIS frontend

A175494 a(n) = floor(n^(1/d(n))), where d(n) = number of divisors of n.

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

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

cp's OEIS Frontend

A175494 a(n) = floor(n^(1/d(n))), where d(n) = number of divisors of n.

Table of values

List of values

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

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

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