A008329 - cp's OEIS frontend

A008329 Number of divisors of p+1, p prime.

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

[2, 3, 4, 4, 6, 4, 6, 6, 8, 8, 6, 4, 8, 6, 10, 8, 12, 4, 6, 12, 4, 10, 12, 12, 6, 8, 8, 12, 8, 8, 8, 12, 8, 12, 12, 8, 4, 6, 16, 8, 18, 8, 14, 4, 12, 12, 6, 12, 12, 8, 12, 20, 6, 18, 8, 16, 16, 10, 4, 8, 6, 12, 12, 16, 4, 8, 6, 6, 12, 12, 8, 24, 10, 8, 12, 16, 16, 4, 8, 8, 24, 4, 20, 8, 16]

cp's OEIS Frontend

A008329 Number of divisors of p+1, p prime.

Table of values

List of values

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

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

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