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A007431 as a simple table

n a(n)
0 0
1 1
2 0
3 1
4 1
5 3
6 0
7 5
8 2
9 4
10 0
11 9
12 1
13 11
14 0
15 3
16 4
17 15
18 0
19 17
20 3
21 5
22 0
23 21
24 2
25 16
26 0
27 12
28 5
29 27
30 0
31 29
32 8
33 9
34 0
35 15
36 4
37 35
38 0
39 11
40 6
41 39
42 0
43 41
44 9
45 12
46 0
47 45
48 4
49 36
50 0
51 15
52 11
53 51
54 0
55 27
56 10
57 17
58 0
59 57
60 3
61 59
62 0
63 20
64 16
65 33
66 0
67 65
68 15
69 21
70 0
71 69
72 8
73 71
74 0
75 16
76 17
77 45
78 0
79 77
80 12
81 36
82 0
83 81
84 5
85 45
86 0

[0,1,0,1,1,3,0,5,2,4,0,9,1,11,0,3,4,15,0,17,3,5,0,
 21,2,16,0,12,5,27,0,29,8,9,0,15,4,35,0,11,6,39,0,
 41,9,12,0,45,4,36,0,15,11,51,0,27,10,17,0,57,3,59,
 0,20,16,33,0,65,15,21,0,69,8,71,0,16,17,45,0,77,
 12,36,0,81,5,45,0]

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Last modified April 14 03:13 EDT 2021. Contains 342941 sequences. (Running on oeis4.)