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A147506 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 5
7 13
8 17
9 45
10 89
11 2453
12 5391
13 90561
14 234023
15 4542721
16 13430469
17 852217819
18 3057070197
19 235450310313
20 994613290405
21 113069663601167
22 560671202395083
23 138912840204968035

[1,1,1,1,3,5,13,17,45,89,2453,5391,90561,234023,
 4542721,13430469,852217819,3057070197,
 235450310313,994613290405,113069663601167,
 560671202395083,138912840204968035]

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Last modified July 1 16:18 EDT 2022. Contains 354973 sequences. (Running on oeis4.)