A069461 - cp's OEIS frontend

A069461 Number of distinct prime factors of prime(n)^n-1.

n	a(n)
1	0
2	1
3	2
4	3
5	3
6	5
7	2
8	6
9	6
10	8
11	7
12	11
13	5
14	7
15	9
16	8
17	5
18	12
19	4
20	13
21	8
22	10
23	4
24	16
25	7
26	12
27	12
28	13
29	6
30	18
31	4
32	15
33	10
34	8
35	10
36	19
37	8
38	9
39	8
40	17
41	5
42	21
43	5
44	13
45	16
46	16
47	6
48	21
49	9
50	12
51	9
52	15
53	10
54	20
55	9
56	22
57	9
58	17
59	7
60	31
61	7
62	11
63	13
64	21
65	9
66	17
67	11
68	16
69	14
70	21
71	5
72	32
73	7
74	12
75	16

[0, 1, 2, 3, 3, 5, 2, 6, 6, 8, 7, 11, 5, 7, 9, 8, 5, 12, 4, 13, 8, 10, 4, 16, 7, 12, 12, 13, 6, 18, 4, 15, 10, 8, 10, 19, 8, 9, 8, 17, 5, 21, 5, 13, 16, 16, 6, 21, 9, 12, 9, 15, 10, 20, 9, 22, 9, 17, 7, 31, 7, 11, 13, 21, 9, 17, 11, 16, 14, 21, 5, 32, 7, 12, 16]

cp's OEIS Frontend

A069461 Number of distinct prime factors of prime(n)^n-1.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	3
6	5
7	2
8	6
9	6
10	8
11	7
12	11
13	5
14	7
15	9
16	8
17	5
18	12
19	4
20	13
21	8
22	10
23	4
24	16
25	7
26	12
27	12
28	13
29	6
30	18
31	4
32	15
33	10
34	8
35	10
36	19
37	8
38	9
39	8
40	17
41	5
42	21
43	5
44	13
45	16
46	16
47	6
48	21
49	9
50	12
51	9
52	15
53	10
54	20
55	9
56	22
57	9
58	17
59	7
60	31
61	7
62	11
63	13
64	21
65	9
66	17
67	11
68	16
69	14
70	21
71	5
72	32
73	7
74	12
75	16

n	a(n)
1	0
2	1
3	2
4	3
5	3
6	5
7	2
8	6
9	6
10	8
11	7
12	11
13	5
14	7
15	9
16	8
17	5
18	12
19	4
20	13
21	8
22	10
23	4
24	16
25	7
26	12
27	12
28	13
29	6
30	18
31	4
32	15
33	10
34	8
35	10
36	19
37	8
38	9
39	8
40	17
41	5
42	21
43	5
44	13
45	16
46	16
47	6
48	21
49	9
50	12
51	9
52	15
53	10
54	20
55	9
56	22
57	9
58	17
59	7
60	31
61	7
62	11
63	13
64	21
65	9
66	17
67	11
68	16
69	14
70	21
71	5
72	32
73	7
74	12
75	16

n	a(n)
1	0
2	1
3	2
4	3
5	3
6	5
7	2
8	6
9	6
10	8
11	7
12	11
13	5
14	7
15	9
16	8
17	5
18	12
19	4
20	13
21	8
22	10
23	4
24	16
25	7
26	12
27	12
28	13
29	6
30	18
31	4
32	15
33	10
34	8
35	10
36	19
37	8
38	9
39	8
40	17
41	5
42	21
43	5
44	13
45	16
46	16
47	6
48	21
49	9
50	12
51	9
52	15
53	10
54	20
55	9
56	22
57	9
58	17
59	7
60	31
61	7
62	11
63	13
64	21
65	9
66	17
67	11
68	16
69	14
70	21
71	5
72	32
73	7
74	12
75	16