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A262237 as a simple table

n a(n)
1 3
2 5
3 13
4 31
5 85
6 223
7 669
8 1733
9 4805
10 13777
11 40959
12 120497
13 360369
14 1076007
15 3222433
16 9644107
17 28932321
18 86626753
19 259625329
20 778451521
21 2335100115
22 7003688357
23 21010301629
24 63027427231
25 189078464965
26 567219534943

[3,5,13,31,85,223,669,1733,4805,13777,40959,
 120497,360369,1076007,3222433,9644107,28932321,
 86626753,259625329,778451521,2335100115,
 7003688357,21010301629,63027427231,189078464965,
 567219534943]

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Last modified February 3 07:57 EST 2023. Contains 360024 sequences. (Running on oeis4.)