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A258073 as a simple table

n a(n)
1 157115
2 314229
3 628457
4 1256913
5 2513825
6 5027649
7 10055297
8 20110593
9 40221185
10 80442369
11 160884737
12 321769473
13 643538945
14 1287077889
15 2574155777
16 5148311553
17 10296623105
18 20593246209
19 41186492417
20 82372984833
21 164745969665
22 329491939329

[157115,314229,628457,1256913,2513825,5027649,
 10055297,20110593,40221185,80442369,160884737,
 321769473,643538945,1287077889,2574155777,
 5148311553,10296623105,20593246209,41186492417,
 82372984833,164745969665,329491939329]

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Last modified July 23 12:19 EDT 2021. Contains 346259 sequences. (Running on oeis4.)