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A010431
as a simple table
n
a(n)
1
0
2
1
3
4
4
9
5
11
6
14
7
15
8
16
9
21
10
25
11
29
12
30
13
35
14
36
15
39
16
44
17
46
18
49
19
50
20
51
21
56
22
60
23
64
24
65
[0,1,4,9,11,14,15,16,21,25,29,30,35,36,39,44,46, 49,50,51,56,60,64,65]