A269256 - cp's OEIS frontend

A269256 Chen primes p such that there are Chen primes p > q > r in arithmetic progression.

n	a(n)
1	7
2	11
3	17
4	19
5	23
6	29
7	31
8	41
9	47
10	53
11	59
12	67
13	71
14	83
15	89
16	101
17	107
18	113
19	127
20	131
21	137
22	139
23	149
24	167
25	179
26	181
27	191
28	197
29	199
30	211
31	227
32	233
33	239
34	251
35	257
36	263
37	269
38	281
39	293
40	307
41	311
42	317
43	347

[7, 11, 17, 19, 23, 29, 31, 41, 47, 53, 59, 67, 71, 83, 89, 101, 107, 113, 127, 131, 137, 139, 149, 167, 179, 181, 191, 197, 199, 211, 227, 233, 239, 251, 257, 263, 269, 281, 293, 307, 311, 317, 347]

cp's OEIS Frontend

A269256 Chen primes p such that there are Chen primes p > q > r in arithmetic progression.

Table of values

List of values

n	a(n)
1	7
2	11
3	17
4	19
5	23
6	29
7	31
8	41
9	47
10	53
11	59
12	67
13	71
14	83
15	89
16	101
17	107
18	113
19	127
20	131
21	137
22	139
23	149
24	167
25	179
26	181
27	191
28	197
29	199
30	211
31	227
32	233
33	239
34	251
35	257
36	263
37	269
38	281
39	293
40	307
41	311
42	317
43	347

n	a(n)
1	7
2	11
3	17
4	19
5	23
6	29
7	31
8	41
9	47
10	53
11	59
12	67
13	71
14	83
15	89
16	101
17	107
18	113
19	127
20	131
21	137
22	139
23	149
24	167
25	179
26	181
27	191
28	197
29	199
30	211
31	227
32	233
33	239
34	251
35	257
36	263
37	269
38	281
39	293
40	307
41	311
42	317
43	347

n	a(n)
1	7
2	11
3	17
4	19
5	23
6	29
7	31
8	41
9	47
10	53
11	59
12	67
13	71
14	83
15	89
16	101
17	107
18	113
19	127
20	131
21	137
22	139
23	149
24	167
25	179
26	181
27	191
28	197
29	199
30	211
31	227
32	233
33	239
34	251
35	257
36	263
37	269
38	281
39	293
40	307
41	311
42	317
43	347