A181659 - OEIS

A181659 as a simple table

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	11
7	13
8	17
9	23
10	29
11	37
12	41
13	47
14	53
15	59
16	71
17	73
18	79
19	83
20	89
21	101
22	107
23	131
24	137
25	167
26	179
27	227
28	233
29	257
30	289
31	317
32	347
33	359
34	389
35	443
36	449
37	461
38	467
39	503
40	557
41	563
42	569
43	587
44	641
45	719
46	809
47	839
48	857
49	929
50	977
51	983
52	1013
53	1019
54	1097
55	1187
56	1193
57	1283

[1,2,3,5,7,11,13,17,23,29,37,41,47,53,59,71,73,79, 83,89,101,107,131,137,167,179,227,233,257,289,317, 347,359,389,443,449,461,467,503,557,563,569,587, 641,719,809,839,857,929,977,983,1013,1019,1097, 1187,1193,1283]