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A031988 as a simple table

n a(n)
1 0
2 1
3 2
4 4
5 5
6 8
7 13
8 14
9 17
10 26
11 40
12 41
13 44
14 53
15 80
16 121
17 122
18 125
19 134
20 161
21 242

[0,1,2,4,5,8,13,14,17,26,40,41,44,53,80,121,122,
 125,134,161,242]

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Last modified October 16 22:31 EDT 2021. Contains 348047 sequences. (Running on oeis4.)