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A200918 as a simple table

n a(n)
1 2
2 2
3 2
4 3
5 7
6 13
7 19
8 37
9 757
10 111779
11 670669
12 6371347
13 34204069
14 166437443
15 310854619
16 385634101
17 14188652209
18 42594124681
19 10825536799379161
20 154680726732318637 

[2,2,2,3,7,13,19,37,757,111779,670669,6371347,
 34204069,166437443,310854619,385634101,
 14188652209,42594124681,10825536799379161,
 154680726732318637]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)