A324695 - cp's OEIS frontend

A324695 Lexicographically earliest sequence of positive integers whose prime indices are not already in the sequence.

n	a(n)
1	1
2	3
3	7
4	9
5	11
6	13
7	19
8	21
9	27
10	29
11	33
12	37
13	39
14	43
15	47
16	49
17	53
18	57
19	59
20	61
21	63
22	71
23	77
24	79
25	81
26	83
27	87
28	89
29	91
30	97
31	99
32	101
33	107
34	111
35	113
36	117
37	121
38	127
39	129
40	131
41	133
42	139
43	141
44	143
45	147
46	149
47	151
48	159
49	163
50	169
51	171
52	173
53	177
54	179
55	181
56	183
57	189
58	193
59	197

[1, 3, 7, 9, 11, 13, 19, 21, 27, 29, 33, 37, 39, 43, 47, 49, 53, 57, 59, 61, 63, 71, 77, 79, 81, 83, 87, 89, 91, 97, 99, 101, 107, 111, 113, 117, 121, 127, 129, 131, 133, 139, 141, 143, 147, 149, 151, 159, 163, 169, 171, 173, 177, 179, 181, 183, 189, 193, 197]

cp's OEIS Frontend

A324695 Lexicographically earliest sequence of positive integers whose prime indices are not already in the sequence.

Table of values

List of values

n	a(n)
1	1
2	3
3	7
4	9
5	11
6	13
7	19
8	21
9	27
10	29
11	33
12	37
13	39
14	43
15	47
16	49
17	53
18	57
19	59
20	61
21	63
22	71
23	77
24	79
25	81
26	83
27	87
28	89
29	91
30	97
31	99
32	101
33	107
34	111
35	113
36	117
37	121
38	127
39	129
40	131
41	133
42	139
43	141
44	143
45	147
46	149
47	151
48	159
49	163
50	169
51	171
52	173
53	177
54	179
55	181
56	183
57	189
58	193
59	197

n	a(n)
1	1
2	3
3	7
4	9
5	11
6	13
7	19
8	21
9	27
10	29
11	33
12	37
13	39
14	43
15	47
16	49
17	53
18	57
19	59
20	61
21	63
22	71
23	77
24	79
25	81
26	83
27	87
28	89
29	91
30	97
31	99
32	101
33	107
34	111
35	113
36	117
37	121
38	127
39	129
40	131
41	133
42	139
43	141
44	143
45	147
46	149
47	151
48	159
49	163
50	169
51	171
52	173
53	177
54	179
55	181
56	183
57	189
58	193
59	197

n	a(n)
1	1
2	3
3	7
4	9
5	11
6	13
7	19
8	21
9	27
10	29
11	33
12	37
13	39
14	43
15	47
16	49
17	53
18	57
19	59
20	61
21	63
22	71
23	77
24	79
25	81
26	83
27	87
28	89
29	91
30	97
31	99
32	101
33	107
34	111
35	113
36	117
37	121
38	127
39	129
40	131
41	133
42	139
43	141
44	143
45	147
46	149
47	151
48	159
49	163
50	169
51	171
52	173
53	177
54	179
55	181
56	183
57	189
58	193
59	197