A153645 - OEIS

A153645 as a simple table

n	a(n)
1	3
2	5
3	7
4	13
5	17
6	47
7	67
8	73
9	137
10	167
11	277
12	307
13	313
14	487
15	503
16	593
17	607
18	613
19	787
20	823
21	1117
22	1123
23	1237
24	1523
25	1543
26	1637
27	1987
28	2777
29	2887
30	3037
31	3163
32	3433
33	3457
34	3463
35	3797
36	3853
37	4093
38	4283
39	4583
40	5113
41	5297
42	5323
43	5683
44	5953
45	6047
46	6577
47	6803
48	6823

[3,5,7,13,17,47,67,73,137,167,277,307,313,487,503, 593,607,613,787,823,1117,1123,1237,1523,1543,1637, 1987,2777,2887,3037,3163,3433,3457,3463,3797,3853, 4093,4283,4583,5113,5297,5323,5683,5953,6047,6577, 6803,6823]