A120847 - OEIS

A120847 as a simple table

n	a(n)
1	2
2	5
3	17
4	29
5	47
6	53
7	83
8	89
9	101
10	173
11	191
12	251
13	263
14	269
15	281
16	317
17	431
18	467
19	479
20	521
21	587
22	659
23	809
24	857
25	911
26	929
27	947
28	953
29	983
30	1019
31	1091
32	1163
33	1307
34	1439
35	1451
36	1493
37	1559
38	1601
39	1613
40	1667
41	1811
42	1847
43	1871
44	1901
45	1979
46	2027
47	2063
48	2099
49	2207
50	2243

[2,5,17,29,47,53,83,89,101,173,191,251,263,269, 281,317,431,467,479,521,587,659,809,857,911,929, 947,953,983,1019,1091,1163,1307,1439,1451,1493, 1559,1601,1613,1667,1811,1847,1871,1901,1979,2027, 2063,2099,2207,2243]