A070270 - OEIS

A070270 as a simple table

n	a(n)
1	41
2	109
3	151
4	229
5	251
6	271
7	313
8	337
9	367
10	733
11	761
12	971
13	991
14	1021
15	1031
16	1069
17	1289
18	1297
19	1303
20	1429
21	1471
22	1489
23	1759
24	1783
25	1789
26	1811
27	1871
28	1873
29	1879
30	2137
31	2411
32	2441
33	2551
34	2749
35	2791
36	2971
37	3001
38	3061
39	3079
40	3109
41	3221
42	3229
43	3251
44	3301

[41,109,151,229,251,271,313,337,367,733,761,971, 991,1021,1031,1069,1289,1297,1303,1429,1471,1489, 1759,1783,1789,1811,1871,1873,1879,2137,2411,2441, 2551,2749,2791,2971,3001,3061,3079,3109,3221,3229, 3251,3301]