A270998 - OEIS

A270998 as a simple table

n	a(n)
1	5
2	7
3	11
4	13
5	17
6	11
7	13
8	17
9	19
10	23
11	101
12	103
13	107
14	109
15	113
16	1481
17	1483
18	1487
19	1489
20	1493
21	16061
22	16063
23	16067
24	16069
25	16073
26	19421
27	19423
28	19427
29	19429
30	19433
31	21011
32	21013
33	21017
34	21019
35	21023
36	22271
37	22273
38	22277
39	22279
40	22283
41	43781
42	43783
43	43787
44	43789
45	43793

[5,7,11,13,17,11,13,17,19,23,101,103,107,109,113, 1481,1483,1487,1489,1493,16061,16063,16067,16069, 16073,19421,19423,19427,19429,19433,21011,21013, 21017,21019,21023,22271,22273,22277,22279,22283, 43781,43783,43787,43789,43793]