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A245640 as a simple table

n a(n)
1 2
2 3
3 5
4 7
5 13
6 17
7 43
8 61
9 67
10 73
11 97
12 127
13 131
14 137
15 167
16 241
17 281
18 307
19 353
20 433
21 463
22 467
23 541
24 557
25 631
26 641
27 647
28 653
29 661
30 673
31 683
32 821
33 853
34 857
35 907
36 911
37 991
38 1033
39 1063
40 1103
41 1117
42 1123
43 1291
44 1307
45 1433
46 1453
47 1511
48 1523
49 1553
50 1567
51 1571
52 1597
53 1601
54 1607

[2,3,5,7,13,17,43,61,67,73,97,127,131,137,167,241,
 281,307,353,433,463,467,541,557,631,641,647,653,
 661,673,683,821,853,857,907,911,991,1033,1063,
 1103,1117,1123,1291,1307,1433,1453,1511,1523,1553,
 1567,1571,1597,1601,1607]

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Last modified April 19 16:38 EDT 2024. Contains 371794 sequences. (Running on oeis4.)