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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.

A005678 A squarefree ternary sequence.

Table of values

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

List of values

[1, 2, 1, 3, 2, 1, 2, 3, 1, 2, 1, 3, 2, 3, 1, 3, 2, 1, 2, 3, 1, 2, 1, 3, 2, 1, 2, 3, 1, 3, 2, 3, 1, 2, 1, 3, 2, 1, 2, 3, 1, 2, 1, 3, 2, 3, 1, 3, 2, 1, 2, 3, 1, 3, 2, 3, 1, 2, 1, 3, 2, 3, 1, 3, 2, 1, 2, 3, 1, 2, 1, 3, 2, 1, 2, 3, 1, 3, 2, 3, 1, 2, 1, 3, 2, 1, 2]

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