A089930 - OEIS

A089930 as a simple table

n	a(n)
1	3
2	13
3	47
4	73
5	83
6	269
7	349
8	359
9	487
10	569
11	569
12	787
13	859
14	929
15	941
16	1171
17	1237
18	1297
19	1307
20	1429
21	1549
22	1553
23	1607
24	1877
25	2011
26	2083
27	2111
28	2113
29	2389
30	2399
31	2557
32	2579
33	2633
34	2659
35	2677
36	2749
37	2777
38	2837
39	2969
40	3001
41	3019
42	3019
43	3067
44	3119
45	3169
46	3203

[3,13,47,73,83,269,349,359,487,569,569,787,859, 929,941,1171,1237,1297,1307,1429,1549,1553,1607, 1877,2011,2083,2111,2113,2389,2399,2557,2579,2633, 2659,2677,2749,2777,2837,2969,3001,3019,3019,3067, 3119,3169,3203]