A390983 - OEIS

A390983 as a simple table

n	a(n)
2	2
3	3
4	17
5	5
6	37
7	7
8	67
9	83
10	101
11	11
12	149
13	13
14	197
15	227
16	257
17	17
18	331
19	19
20	401
21	443
22	487
23	23
24	577
25	631
26	677
27	733
28	787
29	29
30	907
31	31
32	1031
33	1091
34	1163
35	1229
36	1297
37	37
38	1447
39	1523
40	1601
41	41
42	1777
43	43
44	1949
45	2027
46	2129
47	47
48	2309
49	2411
50	2503
51	2609
52	2707
53	53
54	2917

[2,3,17,5,37,7,67,83,101,11,149,13,197,227,257,17, 331,19,401,443,487,23,577,631,677,733,787,29,907, 31,1031,1091,1163,1229,1297,37,1447,1523,1601,41, 1777,43,1949,2027,2129,47,2309,2411,2503,2609, 2707,53,2917]