A175565 - OEIS

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A175565 as a simple table

n	a(n)
1	2
2	3
3	5
4	11
5	13
6	23
7	31
8	37
9	41
10	43
11	53
12	101
13	103
14	113
15	131
16	137
17	151
18	211
19	223
20	233
21	241
22	251
23	307
24	311
25	313
26	331
27	337
28	401
29	421
30	431
31	433
32	443
33	503
34	1009

[2,3,5,11,13,23,31,37,41,43,53,101,103,113,131, 137,151,211,223,233,241,251,307,311,313,331,337, 401,421,431,433,443,503,1009]