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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.

A291423 The arithmetic function u(n,4,2).

Table of values

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

List of values

[7, 6, 7, 4, 5, 6, 7, 4, 7, 5, 7, 4, 7, 6, 5, 4, 7, 6, 7, 4, 7, 6, 7, 4, 5, 6, 7, 4, 7, 5, 7, 4, 7, 6, 5, 4, 7, 6, 7, 4, 7, 6, 7, 4, 5, 6, 7, 4, 7, 5, 7, 4, 7, 6, 5, 4, 7, 6, 7, 4, 7, 6, 7, 4, 5, 6, 7, 4, 7, 5]

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