A129758 - cp's OEIS frontend

A129758 Smallest prime p such that there are primes q and r with the property that p, q and r form an arithmetic progression and their sum is the same as three times the (n+2)-nd prime number.

n	a(n)
1	3
2	3
3	5
4	7
5	11
6	7
7	17
8	17
9	19
10	31
11	29
12	19
13	41
14	47
15	47
16	43
17	61
18	59
19	67
20	61
21	59
22	71
23	67
24	89
25	97
26	101
27	79
28	89
29	103
30	113
31	107
32	127
33	131
34	139
35	151
36	127
37	137
38	167
39	167
40	163
41	149
42	163
43	167
44	157
45	199
46	163
47	197
48	181
49	227
50	227
51	211
52	239
53	251
54	257
55	257
56	229
57	271
58	269

[3, 3, 5, 7, 11, 7, 17, 17, 19, 31, 29, 19, 41, 47, 47, 43, 61, 59, 67, 61, 59, 71, 67, 89, 97, 101, 79, 89, 103, 113, 107, 127, 131, 139, 151, 127, 137, 167, 167, 163, 149, 163, 167, 157, 199, 163, 197, 181, 227, 227, 211, 239, 251, 257, 257, 229, 271, 269]

cp's OEIS Frontend

A129758 Smallest prime p such that there are primes q and r with the property that p, q and r form an arithmetic progression and their sum is the same as three times the (n+2)-nd prime number.

Table of values

List of values

n	a(n)
1	3
2	3
3	5
4	7
5	11
6	7
7	17
8	17
9	19
10	31
11	29
12	19
13	41
14	47
15	47
16	43
17	61
18	59
19	67
20	61
21	59
22	71
23	67
24	89
25	97
26	101
27	79
28	89
29	103
30	113
31	107
32	127
33	131
34	139
35	151
36	127
37	137
38	167
39	167
40	163
41	149
42	163
43	167
44	157
45	199
46	163
47	197
48	181
49	227
50	227
51	211
52	239
53	251
54	257
55	257
56	229
57	271
58	269

n	a(n)
1	3
2	3
3	5
4	7
5	11
6	7
7	17
8	17
9	19
10	31
11	29
12	19
13	41
14	47
15	47
16	43
17	61
18	59
19	67
20	61
21	59
22	71
23	67
24	89
25	97
26	101
27	79
28	89
29	103
30	113
31	107
32	127
33	131
34	139
35	151
36	127
37	137
38	167
39	167
40	163
41	149
42	163
43	167
44	157
45	199
46	163
47	197
48	181
49	227
50	227
51	211
52	239
53	251
54	257
55	257
56	229
57	271
58	269

n	a(n)
1	3
2	3
3	5
4	7
5	11
6	7
7	17
8	17
9	19
10	31
11	29
12	19
13	41
14	47
15	47
16	43
17	61
18	59
19	67
20	61
21	59
22	71
23	67
24	89
25	97
26	101
27	79
28	89
29	103
30	113
31	107
32	127
33	131
34	139
35	151
36	127
37	137
38	167
39	167
40	163
41	149
42	163
43	167
44	157
45	199
46	163
47	197
48	181
49	227
50	227
51	211
52	239
53	251
54	257
55	257
56	229
57	271
58	269