A098223 - cp's OEIS frontend

A098223 Integer quotients when sigma(sigma(x))/x is an integer.

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

[1, 2, 2, 3, 4, 2, 3, 7, 6, 8, 2, 6, 6, 9, 8, 6, 10, 10, 3, 8, 4, 6, 7, 8, 2, 9, 10, 8, 4, 10, 10, 7, 13, 8, 8, 8, 2, 6, 8, 14, 2, 9, 7, 8, 6, 9, 8, 13, 8, 15, 14, 6, 9, 9, 8, 10, 12, 14, 13, 8, 8, 11, 6, 14, 16, 12, 14, 12, 16, 15, 12, 18, 16, 11, 8, 22]

cp's OEIS Frontend

A098223 Integer quotients when sigma(sigma(x))/x is an integer.

Table of values

List of values

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

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

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