A324698 - cp's OEIS frontend

A324698 Lexicographically earliest sequence containing 2 and all numbers > 1 whose prime indices already belong to the sequence.

n	a(n)
1	2
2	3
3	5
4	9
5	11
6	15
7	23
8	25
9	27
10	31
11	33
12	45
13	47
14	55
15	69
16	75
17	81
18	83
19	93
20	97
21	99
22	103
23	115
24	121
25	125
26	127
27	135
28	137
29	141
30	155
31	165
32	197
33	207
34	211
35	225
36	235
37	243
38	249
39	253
40	257
41	275
42	279
43	291
44	297
45	309
46	341
47	345
48	347
49	363
50	375
51	379
52	381
53	405
54	411
55	415
56	419
57	423

[2, 3, 5, 9, 11, 15, 23, 25, 27, 31, 33, 45, 47, 55, 69, 75, 81, 83, 93, 97, 99, 103, 115, 121, 125, 127, 135, 137, 141, 155, 165, 197, 207, 211, 225, 235, 243, 249, 253, 257, 275, 279, 291, 297, 309, 341, 345, 347, 363, 375, 379, 381, 405, 411, 415, 419, 423]

cp's OEIS Frontend

A324698 Lexicographically earliest sequence containing 2 and all numbers > 1 whose prime indices already belong to the sequence.

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	9
5	11
6	15
7	23
8	25
9	27
10	31
11	33
12	45
13	47
14	55
15	69
16	75
17	81
18	83
19	93
20	97
21	99
22	103
23	115
24	121
25	125
26	127
27	135
28	137
29	141
30	155
31	165
32	197
33	207
34	211
35	225
36	235
37	243
38	249
39	253
40	257
41	275
42	279
43	291
44	297
45	309
46	341
47	345
48	347
49	363
50	375
51	379
52	381
53	405
54	411
55	415
56	419
57	423

n	a(n)
1	2
2	3
3	5
4	9
5	11
6	15
7	23
8	25
9	27
10	31
11	33
12	45
13	47
14	55
15	69
16	75
17	81
18	83
19	93
20	97
21	99
22	103
23	115
24	121
25	125
26	127
27	135
28	137
29	141
30	155
31	165
32	197
33	207
34	211
35	225
36	235
37	243
38	249
39	253
40	257
41	275
42	279
43	291
44	297
45	309
46	341
47	345
48	347
49	363
50	375
51	379
52	381
53	405
54	411
55	415
56	419
57	423

n	a(n)
1	2
2	3
3	5
4	9
5	11
6	15
7	23
8	25
9	27
10	31
11	33
12	45
13	47
14	55
15	69
16	75
17	81
18	83
19	93
20	97
21	99
22	103
23	115
24	121
25	125
26	127
27	135
28	137
29	141
30	155
31	165
32	197
33	207
34	211
35	225
36	235
37	243
38	249
39	253
40	257
41	275
42	279
43	291
44	297
45	309
46	341
47	345
48	347
49	363
50	375
51	379
52	381
53	405
54	411
55	415
56	419
57	423