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A020397 as a simple table

n a(n)
1 1141
2 1531
3 2131
4 2531
5 2653
6 2683
7 2692
8 2699
9 2721
10 3011
11 3013
12 3187
13 3337
14 3494
15 3539
16 3641
17 3734
18 4213
19 4401
20 4507
21 4531
22 4541
23 4547
24 4593
25 4654
26 4693
27 4726
28 4781
29 4786
30 4931
31 5051
32 5129
33 5156
34 5224
35 5254
36 5272
37 5409
38 5414
39 5470
40 5515
41 5517
42 5566

[1141,1531,2131,2531,2653,2683,2692,2699,2721,
 3011,3013,3187,3337,3494,3539,3641,3734,4213,4401,
 4507,4531,4541,4547,4593,4654,4693,4726,4781,4786,
 4931,5051,5129,5156,5224,5254,5272,5409,5414,5470,
 5515,5517,5566]

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Last modified April 25 09:32 EDT 2024. Contains 371967 sequences. (Running on oeis4.)