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A320641 as a simple table

n a(n)
1 1
2 2
3 3
4 5
5 9
6 17
7 67
8 193
9 1069
10 2137
11 4273
12 34183
13 205097
14 990361
15 11884331
16 38294881
17 76589761
18 574396453
19 10339136153
20 36177024721
21 72354049441
22 144708098881 

[1,2,3,5,9,17,67,193,1069,2137,4273,34183,205097,
 990361,11884331,38294881,76589761,574396453,
 10339136153,36177024721,72354049441,144708098881]

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Last modified April 25 09:38 EDT 2024. Contains 371967 sequences. (Running on oeis4.)