A303112 - cp's OEIS frontend

A303112 Primes p such that (r-q)/(q-p) = 2 or 1/2, and p < q < r are three consecutive primes.

n	a(n)
1	2
2	5
3	7
4	11
5	13
6	17
7	37
8	41
9	67
10	89
11	97
12	101
13	103
14	107
15	191
16	193
17	223
18	227
19	277
20	307
21	311
22	347
23	389
24	397
25	449
26	457
27	461
28	479
29	487
30	491
31	503
32	613
33	641
34	739
35	757
36	761
37	821
38	823
39	853
40	857
41	877
42	881
43	907
44	929
45	991
46	1087
47	1091
48	1231
49	1277
50	1297
51	1301
52	1423
53	1427
54	1439
55	1447
56	1453

[2, 5, 7, 11, 13, 17, 37, 41, 67, 89, 97, 101, 103, 107, 191, 193, 223, 227, 277, 307, 311, 347, 389, 397, 449, 457, 461, 479, 487, 491, 503, 613, 641, 739, 757, 761, 821, 823, 853, 857, 877, 881, 907, 929, 991, 1087, 1091, 1231, 1277, 1297, 1301, 1423, 1427, 1439, 1447, 1453]

cp's OEIS Frontend

A303112 Primes p such that (r-q)/(q-p) = 2 or 1/2, and p < q < r are three consecutive primes.

Table of values

List of values