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A166564 as a simple table

n a(n)
1 3
2 5
3 11
4 13
5 59
6 61
7 179
8 181
9 311
10 313
11 419
12 421
13 2111
14 2113
15 3119
16 3121
17 5099
18 5101
19 21011
20 21013
21 21839
22 21841
23 24419
24 24421
25 30011
26 30013
27 37811
28 37813
29 41759
30 41761
31 44699
32 44701
33 60899
34 60901
35 68819
36 68821
37 83639
38 83641
39 86111
40 86113

[3,5,11,13,59,61,179,181,311,313,419,421,2111,
 2113,3119,3121,5099,5101,21011,21013,21839,21841,
 24419,24421,30011,30013,37811,37813,41759,41761,
 44699,44701,60899,60901,68819,68821,83639,83641,
 86111,86113]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)