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A004159 as a simple table

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

[0,1,4,9,7,7,9,13,10,9,1,4,9,16,16,9,13,19,9,10,4,
 9,16,16,18,13,19,18,19,13,9,16,7,18,13,10,18,19,
 13,9,7,16,18,22,19,9,10,13,9,7,7,9,13,19,18,10,13,
 18,16,16,9,13,19,27,19,13,18,25,16,18,13,10,18,19,
 22,18,25,25,18,13]

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Last modified February 16 21:11 EST 2019. Contains 320195 sequences. (Running on oeis4.)