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A247570
as a simple table
n
a(n)
2
2
3
4
4
4
5
10
6
7
7
21
8
8
9
10
10
20
11
55
12
13
13
39
14
42
15
31
16
32
17
136
18
19
19
171
20
40
[2,4,4,10,7,21,8,10,20,55,13,39,42,31,32,136,19, 171,40]
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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)
