A113188 - OEIS

A113188 as a simple table

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	19
8	29
9	31
10	47
11	53
12	89
13	131
14	139
15	199
16	233
17	521
18	607
19	953
20	1453
21	1597
22	2207
23	2351
24	2579
25	3571
26	6763
27	9349
28	10891
29	28513
30	28649
31	28657
32	42187
33	44771
34	46279
35	75017
36	189653
37	317777
38	514229
39	1981891
40	2177699
41	3010349
42	3206767

[2,3,5,7,11,13,19,29,31,47,53,89,131,139,199,233, 521,607,953,1453,1597,2207,2351,2579,3571,6763, 9349,10891,28513,28649,28657,42187,44771,46279, 75017,189653,317777,514229,1981891,2177699, 3010349,3206767]