A319181 - cp's OEIS frontend

A319181 Numbers that are not perfect powers but whose prime indices have a common divisor > 1.

n	a(n)
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	21
9	23
10	29
11	31
12	37
13	39
14	41
15	43
16	47
17	53
18	57
19	59
20	61
21	63
22	65
23	67
24	71
25	73
26	79
27	83
28	87
29	89
30	91
31	97
32	101
33	103
34	107
35	109
36	111
37	113
38	115
39	117
40	127
41	129
42	131
43	133
44	137
45	139
46	147
47	149
48	151
49	157
50	159
51	163
52	167
53	171
54	173
55	179
56	181
57	183
58	185
59	189

[3, 5, 7, 11, 13, 17, 19, 21, 23, 29, 31, 37, 39, 41, 43, 47, 53, 57, 59, 61, 63, 65, 67, 71, 73, 79, 83, 87, 89, 91, 97, 101, 103, 107, 109, 111, 113, 115, 117, 127, 129, 131, 133, 137, 139, 147, 149, 151, 157, 159, 163, 167, 171, 173, 179, 181, 183, 185, 189]

cp's OEIS Frontend

A319181 Numbers that are not perfect powers but whose prime indices have a common divisor > 1.

Table of values

List of values

n	a(n)
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	21
9	23
10	29
11	31
12	37
13	39
14	41
15	43
16	47
17	53
18	57
19	59
20	61
21	63
22	65
23	67
24	71
25	73
26	79
27	83
28	87
29	89
30	91
31	97
32	101
33	103
34	107
35	109
36	111
37	113
38	115
39	117
40	127
41	129
42	131
43	133
44	137
45	139
46	147
47	149
48	151
49	157
50	159
51	163
52	167
53	171
54	173
55	179
56	181
57	183
58	185
59	189

n	a(n)
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	21
9	23
10	29
11	31
12	37
13	39
14	41
15	43
16	47
17	53
18	57
19	59
20	61
21	63
22	65
23	67
24	71
25	73
26	79
27	83
28	87
29	89
30	91
31	97
32	101
33	103
34	107
35	109
36	111
37	113
38	115
39	117
40	127
41	129
42	131
43	133
44	137
45	139
46	147
47	149
48	151
49	157
50	159
51	163
52	167
53	171
54	173
55	179
56	181
57	183
58	185
59	189

n	a(n)
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	21
9	23
10	29
11	31
12	37
13	39
14	41
15	43
16	47
17	53
18	57
19	59
20	61
21	63
22	65
23	67
24	71
25	73
26	79
27	83
28	87
29	89
30	91
31	97
32	101
33	103
34	107
35	109
36	111
37	113
38	115
39	117
40	127
41	129
42	131
43	133
44	137
45	139
46	147
47	149
48	151
49	157
50	159
51	163
52	167
53	171
54	173
55	179
56	181
57	183
58	185
59	189