A379750 - OEIS

A379750 as a simple table

n	a(n)
1	3
2	19
3	43
4	67
5	97
6	163
7	193
8	307
9	313
10	379
11	457
12	499
13	643
14	673
15	739
16	769
17	859
18	883
19	907
20	937
21	1009
22	1297
23	1483
24	1489
25	1579
26	1609
27	1867
28	1873
29	1993
30	2083
31	2137
32	2203
33	2347
34	2377
35	2473
36	2539
37	2617
38	2659
39	2683
40	2689
41	2707
42	2833
43	2857
44	2953
45	3019
46	3163
47	3187
48	3217

[3,19,43,67,97,163,193,307,313,379,457,499,643, 673,739,769,859,883,907,937,1009,1297,1483,1489, 1579,1609,1867,1873,1993,2083,2137,2203,2347,2377, 2473,2539,2617,2659,2683,2689,2707,2833,2857,2953, 3019,3163,3187,3217]