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A055387 as a simple table

n a(n)
1 2
2 3
3 5
4 7
5 13
6 17
7 31
8 37
9 71
10 73
11 79
12 97
13 101
14 103
15 107
16 109
17 113
18 127
19 131
20 137
21 139
22 149
23 157
24 163
25 167
26 173
27 179
28 181
29 191
30 193
31 197
32 199
33 239
34 241
35 251
36 271
37 277
38 281
39 283
40 293
41 307
42 311
43 313
44 317
45 331
46 337
47 347
48 349
49 359
50 367
51 373
52 379
53 389
54 397
55 401
56 419
57 421

[2,3,5,7,13,17,31,37,71,73,79,97,101,103,107,109,
 113,127,131,137,139,149,157,163,167,173,179,181,
 191,193,197,199,239,241,251,271,277,281,283,293,
 307,311,313,317,331,337,347,349,359,367,373,379,
 389,397,401,419,421]

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Last modified August 31 15:42 EDT 2024. Contains 375572 sequences. (Running on oeis4.)