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A098421 as a simple table

n a(n)
1 5
2 23
3 37
4 47
5 67
6 71
7 73
8 97
9 113
10 191
11 199
12 223
13 233
14 277
15 281
16 283
17 307
18 317
19 347
20 349
21 353
22 457
23 467
24 613
25 617
26 619
27 641
28 643
29 647
30 821
31 829
32 853
33 863
34 877
35 887
36 1087
37 1097
38 1277
39 1279
40 1283
41 1297
42 1307
43 1423
44 1433
45 1447
46 1451
47 1453
48 1481
49 1493
50 1607
51 1609

[5,23,37,47,67,71,73,97,113,191,199,223,233,277,
 281,283,307,317,347,349,353,457,467,613,617,619,
 641,643,647,821,829,853,863,877,887,1087,1097,
 1277,1279,1283,1297,1307,1423,1433,1447,1451,1453,
 1481,1493,1607,1609]

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Last modified May 23 18:08 EDT 2022. Contains 353993 sequences. (Running on oeis4.)