A060775 - cp's OEIS frontend

A060775 The greatest divisor d|n such that d < n/d, with a(1) = 1.

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

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

cp's OEIS Frontend

A060775 The greatest divisor d|n such that d < n/d, with a(1) = 1.

Table of values

List of values

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

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

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