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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.

A026513 a(n) = t(2+3n), where t = A001285 (Thue-Morse sequence).

Table of values

n a(n)
0 2
1 1
2 2
3 2
4 2
5 1
6 1
7 1
8 2
9 1
10 2
11 2
12 2
13 2
14 2
15 2
16 2
17 1
18 2
19 2
20 2
21 1
22 1
23 1
24 2
25 1
26 1
27 1
28 1
29 1
30 1
31 1
32 2
33 1
34 2
35 2
36 2
37 1
38 1
39 1
40 2
41 1
42 2
43 2
44 2
45 2
46 2
47 2
48 2
49 1
50 2
51 2
52 2
53 2
54 2
55 2
56 1
57 2
58 2
59 2
60 2
61 2
62 2
63 2
64 2
65 1
66 2
67 2
68 2
69 1
70 1
71 1
72 2
73 1
74 2
75 2
76 2
77 2
78 2
79 2
80 2
81 1
82 2
83 2
84 2
85 1
86 1
87 1
88 2
89 1

List of values

[2, 1, 2, 2, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 1, 1, 1, 2, 1]

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