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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A232195 Product of distinct squares in Z_n (mod n), without the factor 0.

Table of values

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

List of values

[0, 1, 1, 1, 4, 0, 1, 4, 1, 0, 1, 0, 12, 0, 0, 4, 16, 0, 1, 0, 0, 0, 1, 0, 24, 0, 9, 0, 28, 0, 1, 0, 0, 0, 0, 0, 36, 0, 0, 0, 40, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 52, 0, 0, 0, 0, 0, 1, 0, 60, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 72, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0]

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