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A253059
as a simple table
n
a(n)
1
0
2
1
3
2
4
2
5
2
6
4
7
7
8
8
9
13
10
10
11
62
12
15
13
140
14
92
15
300
16
180
17
704
18
1880
19
2053
20
4381
[0,1,2,2,2,4,7,8,13,10,62,15,140,92,300,180,704, 1880,2053,4381]
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Last modified March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)