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A087729 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 2
6 3
7 5
8 8
9 11
10 18
11 29
12 49
13 83
14 148
15 267
16 507
17 977
18 1958
19 4041
20 8626
21 18942

[1,1,1,2,2,3,5,8,11,18,29,49,83,148,267,507,977,
 1958,4041,8626,18942]

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