A165459 - OEIS

A165459 as a simple table

n	a(n)
1	13
2	23
3	31
4	41
5	59
6	103
7	131
8	139
9	211
10	229
11	239
12	347
13	401
14	491
15	499
16	571
17	751
18	1021
19	1201
20	1229
21	1453
22	1489
23	1499
24	1741
25	2003
26	2011
27	3001
28	3821
29	4001
30	4639
31	4649
32	5701
33	7079
34	8951
35	10111
36	10247
37	10301
38	10499
39	14251
40	14639
41	16249
42	17321
43	19751
44	20011

[13,23,31,41,59,103,131,139,211,229,239,347,401, 491,499,571,751,1021,1201,1229,1453,1489,1499, 1741,2003,2011,3001,3821,4001,4639,4649,5701,7079, 8951,10111,10247,10301,10499,14251,14639,16249, 17321,19751,20011]