A066208 - cp's OEIS frontend

A066208 All primes that divide n are of the form prime(2k-1), where prime(k) is k-th prime.

n	a(n)
1	1
2	2
3	4
4	5
5	8
6	10
7	11
8	16
9	17
10	20
11	22
12	23
13	25
14	31
15	32
16	34
17	40
18	41
19	44
20	46
21	47
22	50
23	55
24	59
25	62
26	64
27	67
28	68
29	73
30	80
31	82
32	83
33	85
34	88
35	92
36	94
37	97
38	100
39	103
40	109
41	110
42	115
43	118
44	121
45	124
46	125
47	127
48	128
49	134
50	136
51	137
52	146
53	149
54	155
55	157
56	160
57	164
58	166
59	167
60	170
61	176
62	179
63	184

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 25, 31, 32, 34, 40, 41, 44, 46, 47, 50, 55, 59, 62, 64, 67, 68, 73, 80, 82, 83, 85, 88, 92, 94, 97, 100, 103, 109, 110, 115, 118, 121, 124, 125, 127, 128, 134, 136, 137, 146, 149, 155, 157, 160, 164, 166, 167, 170, 176, 179, 184]

cp's OEIS Frontend

A066208 All primes that divide n are of the form prime(2k-1), where prime(k) is k-th prime.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	8
6	10
7	11
8	16
9	17
10	20
11	22
12	23
13	25
14	31
15	32
16	34
17	40
18	41
19	44
20	46
21	47
22	50
23	55
24	59
25	62
26	64
27	67
28	68
29	73
30	80
31	82
32	83
33	85
34	88
35	92
36	94
37	97
38	100
39	103
40	109
41	110
42	115
43	118
44	121
45	124
46	125
47	127
48	128
49	134
50	136
51	137
52	146
53	149
54	155
55	157
56	160
57	164
58	166
59	167
60	170
61	176
62	179
63	184

n	a(n)
1	1
2	2
3	4
4	5
5	8
6	10
7	11
8	16
9	17
10	20
11	22
12	23
13	25
14	31
15	32
16	34
17	40
18	41
19	44
20	46
21	47
22	50
23	55
24	59
25	62
26	64
27	67
28	68
29	73
30	80
31	82
32	83
33	85
34	88
35	92
36	94
37	97
38	100
39	103
40	109
41	110
42	115
43	118
44	121
45	124
46	125
47	127
48	128
49	134
50	136
51	137
52	146
53	149
54	155
55	157
56	160
57	164
58	166
59	167
60	170
61	176
62	179
63	184

n	a(n)
1	1
2	2
3	4
4	5
5	8
6	10
7	11
8	16
9	17
10	20
11	22
12	23
13	25
14	31
15	32
16	34
17	40
18	41
19	44
20	46
21	47
22	50
23	55
24	59
25	62
26	64
27	67
28	68
29	73
30	80
31	82
32	83
33	85
34	88
35	92
36	94
37	97
38	100
39	103
40	109
41	110
42	115
43	118
44	121
45	124
46	125
47	127
48	128
49	134
50	136
51	137
52	146
53	149
54	155
55	157
56	160
57	164
58	166
59	167
60	170
61	176
62	179
63	184