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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.

A363445 Turn sequence of a fractal-like curve which is also the perimeter around an aperiodic tiling based on the "hat" monotile. See the comments section for details.

Table of values

n a(n)
1 3
2 -2
3 3
4 -2
5 3
6 2
7 0
8 2
9 -3
10 2
11 3
12 2
13 -3
14 2
15 3
16 -2
17 3
18 -2
19 3
20 -2
21 0
22 2
23 -3
24 2
25 3
26 -2
27 0
28 2
29 -3
30 2
31 3
32 -2
33 0
34 2
35 -3
36 2
37 3
38 2
39 -3
40 -2
41 3
42 -2
43 0
44 2
45 -3
46 2
47 3
48 -2
49 0
50 2
51 -3
52 2
53 3
54 2
55 -3
56 -2
57 3
58 -2
59 3
60 -2
61 3
62 -2
63 0
64 2
65 -3
66 -2
67 3
68 -2
69 0
70 2
71 -3
72 2
73 3
74 -2
75 0
76 2
77 -3
78 2
79 3
80 2
81 -3
82 -2
83 3
84 -2
85 0
86 2
87 -3
88 -2

List of values

[3, -2, 3, -2, 3, 2, 0, 2, -3, 2, 3, 2, -3, 2, 3, -2, 3, -2, 3, -2, 0, 2, -3, 2, 3, -2, 0, 2, -3, 2, 3, -2, 0, 2, -3, 2, 3, 2, -3, -2, 3, -2, 0, 2, -3, 2, 3, -2, 0, 2, -3, 2, 3, 2, -3, -2, 3, -2, 3, -2, 3, -2, 0, 2, -3, -2, 3, -2, 0, 2, -3, 2, 3, -2, 0, 2, -3, 2, 3, 2, -3, -2, 3, -2, 0, 2, -3, -2]

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