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A165486 as a simple table

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

[0,1,4,1,4,1,0,-1,0,1,0,-1,-4,-1,-4,-1,0,1,4,9,4,
 9,4,1,0,1,4,1,0,-1,0,-1,0,1,4,9,16,25,36,25,16,9,
 16,9,4,1,0,-1,-4,-1,0,-1,0,1,0,1,0,-1,-4,-9,-4,-9,
 -16,-25,-16,-25,-16,-25,-16,-9,-4,-1,0,-1,0,-1,0,
 1,0,1,0,1]

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Last modified May 22 15:29 EDT 2022. Contains 353957 sequences. (Running on oeis4.)