A309488 - OEIS

A309488 as a simple table

n	a(n)
1	101
2	103
3	107
4	109
5	307
6	401
7	409
8	503
9	509
10	601
11	607
12	701
13	709
14	809
15	907
16	10103
17	10301
18	10303
19	10501
20	10601
21	10607
22	10709
23	10903
24	10909
25	20101
26	20107
27	20201
28	20407
29	20507
30	20509
31	20707
32	20807
33	20809
34	20903
35	30103
36	30109
37	30203
38	30307
39	30403
40	30509
41	30703
42	30707
43	30803
44	30809

[101,103,107,109,307,401,409,503,509,601,607,701, 709,809,907,10103,10301,10303,10501,10601,10607, 10709,10903,10909,20101,20107,20201,20407,20507, 20509,20707,20807,20809,20903,30103,30109,30203, 30307,30403,30509,30703,30707,30803,30809]