A215388 - OEIS

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A215388 as a simple table

n	a(n)
1	2
2	3
3	19
4	23
5	37
6	53
7	71
8	139
9	173
10	193
11	223
12	227
13	241
14	257
15	359
16	397
17	431
18	461
19	479
20	499
21	547
22	563
23	601
24	631
25	683
26	733
27	751
28	839
29	853
30	887
31	907
32	937
33	941
34	971
35	1009
36	1039
37	1091
38	1193
39	1213
40	1277
41	1447
42	1451
43	1481
44	1499
45	1549
46	1553
47	1567
48	1583
49	1601

[2,3,19,23,37,53,71,139,173,193,223,227,241,257, 359,397,431,461,479,499,547,563,601,631,683,733, 751,839,853,887,907,937,941,971,1009,1039,1091, 1193,1213,1277,1447,1451,1481,1499,1549,1553,1567, 1583,1601]