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A208399 as a simple table

n a(n)
2 17
3 73
4 65537
5 41
6 1297
7 13564461457
8 193
9 6481
10 1676321
11 251857
12 97
13 380329
14 1009
15 33601
16 59649589127497217
17 137
18 11019855601
19 1217
20 76001
21 3697
22 881
23 428353
24 193
25 4001
26 8737
27 530713
28 7841
29 7830180737690995967783421720386927955722346842901104163321719186184830340945285361

[17,73,65537,41,1297,13564461457,193,6481,1676321,
 251857,97,380329,1009,33601,59649589127497217,137,
 11019855601,1217,76001,3697,881,428353,193,4001,
 8737,530713,7841,
 78301807376909959677834217203869279557223468429011\
 04163321719186184830340945285361]

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Last modified August 8 18:40 EDT 2022. Contains 356016 sequences. (Running on oeis4.)