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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.

A226306 Denominator of Product_{d|n} b(d)^Moebius(n/d), where b() = A100371().

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 1
10 1
11 1
12 3
13 1
14 1
15 3
16 1
17 1
18 1
19 1
20 3
21 3
22 1
23 1
24 5
25 1
26 1
27 1
28 3
29 1
30 1
31 1
32 1
33 3
34 1
35 3
36 1
37 1
38 1
39 3
40 5
41 1
42 1
43 1
44 3
45 1
46 1
47 1
48 17
49 1
50 1
51 3
52 3
53 1
54 1
55 3
56 5
57 3
58 1
59 1
60 85
61 1
62 1
63 7
64 1
65 15
66 1
67 1
68 3
69 3
70 1
71 1
72 1
73 1
74 1
75 1
76 3
77 3
78 1
79 1
80 17
81 1
82 1
83 1
84 325
85 15
86 1
87 3
88 5
89 1
90 1
91 21
92 3
93 3
94 1
95 3
96 257
97 1
98 1
99 1
100 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 3, 1, 1, 1, 1, 3, 3, 1, 1, 5, 1, 1, 1, 3, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 3, 5, 1, 1, 1, 3, 1, 1, 1, 17, 1, 1, 3, 3, 1, 1, 3, 5, 3, 1, 1, 85, 1, 1, 7, 1, 15, 1, 1, 3, 3, 1, 1, 1, 1, 1, 1, 3, 3, 1, 1, 17, 1, 1, 1, 325, 15, 1, 3, 5, 1, 1, 21, 3, 3, 1, 3, 257, 1, 1, 1, 1]