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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.

A299149 Numerators of the positive solution to n = Sum_{d|n} a(d) * a(n/d).

Table of values

n a(n)
1 1
2 1
3 3
4 3
5 5
6 3
7 7
8 5
9 27
10 5
11 11
12 9
13 13
14 7
15 15
16 35
17 17
18 27
19 19
20 15
21 21
22 11
23 23
24 15
25 75
26 13
27 135
28 21
29 29
30 15
31 31
32 63
33 33
34 17
35 35
36 81
37 37
38 19
39 39
40 25
41 41
42 21
43 43
44 33
45 135
46 23
47 47
48 105
49 147
50 75
51 51
52 39
53 53
54 135
55 55
56 35
57 57
58 29
59 59
60 45
61 61
62 31
63 189
64 231
65 65
66 33

List of values

[1, 1, 3, 3, 5, 3, 7, 5, 27, 5, 11, 9, 13, 7, 15, 35, 17, 27, 19, 15, 21, 11, 23, 15, 75, 13, 135, 21, 29, 15, 31, 63, 33, 17, 35, 81, 37, 19, 39, 25, 41, 21, 43, 33, 135, 23, 47, 105, 147, 75, 51, 39, 53, 135, 55, 35, 57, 29, 59, 45, 61, 31, 189, 231, 65, 33]

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