A105409 - cp's OEIS frontend

A105409 Numbers k such that prime(k)-2 and prime(k+2)-2 are both primes.

n	a(n)
1	4
2	6
3	27
4	34
5	42
6	44
7	82
8	141
9	143
10	172
11	177
12	235
13	287
14	295
15	314
16	319
17	429
18	459
19	474
20	476
21	485
22	578
23	580
24	585
25	672
26	744
27	773
28	863
29	871
30	873
31	892
32	935
33	958
34	1031
35	1116
36	1166
37	1168
38	1170
39	1231
40	1340
41	1352
42	1405
43	1463
44	1549
45	1622
46	1652
47	1708
48	1824
49	1834
50	1868

[4, 6, 27, 34, 42, 44, 82, 141, 143, 172, 177, 235, 287, 295, 314, 319, 429, 459, 474, 476, 485, 578, 580, 585, 672, 744, 773, 863, 871, 873, 892, 935, 958, 1031, 1116, 1166, 1168, 1170, 1231, 1340, 1352, 1405, 1463, 1549, 1622, 1652, 1708, 1824, 1834, 1868]

cp's OEIS Frontend

A105409 Numbers k such that prime(k)-2 and prime(k+2)-2 are both primes.

Table of values

List of values