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A002648 as a simple table

n a(n)
1 13
2 109
3 193
4 433
5 769
6 1201
7 1453
8 2029
9 3469
10 3889
11 4801
12 10093
13 12289
14 13873
15 18253
16 20173
17 21169
18 22189
19 28813
20 37633
21 43201
22 47629
23 60493
24 63949
25 65713
26 69313
27 73009
28 76801
29 84673
30 106033
31 108301
32 112909
33 115249
34 129793
35 139969
36 142573
37 147853
38 169933

[13,109,193,433,769,1201,1453,2029,3469,3889,4801,
 10093,12289,13873,18253,20173,21169,22189,28813,
 37633,43201,47629,60493,63949,65713,69313,73009,
 76801,84673,106033,108301,112909,115249,129793,
 139969,142573,147853,169933]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)