A119615 - cp's OEIS frontend

A119615 Write down the primes 2,3,5,... but omit any prime (such as 23 or 31 or 71 ...) that has appeared as a string earlier in the sequence.

n	a(n)
0	2
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	29
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	67
17	73
18	79
19	83
20	89
21	97
22	101
23	103
24	107
25	109
26	127
27	137
28	139
29	149
30	151
31	157
32	163
33	173
34	179
35	181
36	191
37	193
38	197
39	199
40	211
41	223
42	227
43	229
44	233
45	239
46	241
47	251
48	257
49	263
50	269
51	277
52	281
53	283
54	307
55	311
56	313
57	331

[2, 3, 5, 7, 11, 13, 17, 19, 29, 37, 41, 43, 47, 53, 59, 61, 67, 73, 79, 83, 89, 97, 101, 103, 107, 109, 127, 137, 139, 149, 151, 157, 163, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 277, 281, 283, 307, 311, 313, 331]

cp's OEIS Frontend

A119615 Write down the primes 2,3,5,... but omit any prime (such as 23 or 31 or 71 ...) that has appeared as a string earlier in the sequence.

Table of values

List of values

n	a(n)
0	2
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	29
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	67
17	73
18	79
19	83
20	89
21	97
22	101
23	103
24	107
25	109
26	127
27	137
28	139
29	149
30	151
31	157
32	163
33	173
34	179
35	181
36	191
37	193
38	197
39	199
40	211
41	223
42	227
43	229
44	233
45	239
46	241
47	251
48	257
49	263
50	269
51	277
52	281
53	283
54	307
55	311
56	313
57	331

n	a(n)
0	2
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	29
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	67
17	73
18	79
19	83
20	89
21	97
22	101
23	103
24	107
25	109
26	127
27	137
28	139
29	149
30	151
31	157
32	163
33	173
34	179
35	181
36	191
37	193
38	197
39	199
40	211
41	223
42	227
43	229
44	233
45	239
46	241
47	251
48	257
49	263
50	269
51	277
52	281
53	283
54	307
55	311
56	313
57	331

n	a(n)
0	2
1	3
2	5
3	7
4	11
5	13
6	17
7	19
8	29
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	67
17	73
18	79
19	83
20	89
21	97
22	101
23	103
24	107
25	109
26	127
27	137
28	139
29	149
30	151
31	157
32	163
33	173
34	179
35	181
36	191
37	193
38	197
39	199
40	211
41	223
42	227
43	229
44	233
45	239
46	241
47	251
48	257
49	263
50	269
51	277
52	281
53	283
54	307
55	311
56	313
57	331