A167488 - OEIS

A167488 as a simple table

n	a(n)
1	11
2	31
3	37
4	53
5	59
6	71
7	73
8	97
9	311
10	313
11	331
12	337
13	349
14	353
15	359
16	367
17	373
18	379
19	389
20	397
21	541
22	547
23	563
24	577
25	593
26	701
27	719
28	733
29	751
30	757
31	911
32	937
33	947
34	953
35	971
36	977
37	983
38	991
39	3001
40	3011
41	3037
42	3049
43	3061
44	3079
45	3083
46	3109
47	3137
48	3163
49	3167
50	3191

[11,31,37,53,59,71,73,97,311,313,331,337,349,353, 359,367,373,379,389,397,541,547,563,577,593,701, 719,733,751,757,911,937,947,953,971,977,983,991, 3001,3011,3037,3049,3061,3079,3083,3109,3137,3163, 3167,3191]