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A359878
as a simple table
n
a(n)
0
2
1
4
2
5
3
9
4
8
5
17
6
13
7
52
8
16
9
40
10
36
11
32
12
62
13
88
14
96
15
144
16
112
17
221
18
256
19
208
20
400
21
192
[2,4,5,9,8,17,13,52,16,40,36,32,62,88,96,144,112, 221,256,208,400,192]