A158720 - OEIS

A158720 as a simple table

n	a(n)
1	2
2	13
3	31
4	67
5	73
6	103
7	181
8	193
9	211
10	307
11	337
12	433
13	463
14	571
15	577
16	607
17	643
18	661
19	733
20	757
21	787
22	823
23	937
24	967
25	991
26	1021
27	1117
28	1201
29	1291
30	1567
31	1597
32	1621
33	1723
34	1783
35	1831
36	1993
37	2017
38	2083
39	2143
40	2251
41	2281
42	2287
43	2341
44	2377
45	2521
46	2593
47	2647
48	2713

[2,13,31,67,73,103,181,193,211,307,337,433,463, 571,577,607,643,661,733,757,787,823,937,967,991, 1021,1117,1201,1291,1567,1597,1621,1723,1783,1831, 1993,2017,2083,2143,2251,2281,2287,2341,2377,2521, 2593,2647,2713]