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A271666 as a simple table

n a(n)
1 2
2 3
3 7
4 13
5 17
6 23
7 31
8 37
9 53
10 59
11 67
12 139
13 149
14 151
15 157
16 167
17 179
18 193
19 199
20 223
21 233
22 293
23 307
24 331
25 359
26 373
27 389
28 431
29 479
30 571
31 587
32 619
33 643
34 653
35 683
36 809
37 839
38 857
39 863
40 919
41 937
42 947
43 1021
44 1091
45 1123
46 1151
47 1187
48 1277
49 1301
50 1367
51 1427
52 1511

[2,3,7,13,17,23,31,37,53,59,67,139,149,151,157,
 167,179,193,199,223,233,293,307,331,359,373,389,
 431,479,571,587,619,643,653,683,809,839,857,863,
 919,937,947,1021,1091,1123,1151,1187,1277,1301,
 1367,1427,1511]

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Last modified April 16 17:08 EDT 2024. Contains 371749 sequences. (Running on oeis4.)