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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.

A359238 Number of divisors of 5*n-4 of form 5*k+1.

Table of values

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

List of values

[1, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 3, 4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 4, 2, 4, 2, 2, 2, 2, 2, 4, 2, 2, 4, 2, 2, 4, 2, 3, 2, 2, 2, 4, 2, 4, 2, 2, 2, 4, 2, 2, 2, 2, 2, 6, 4, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 6, 2, 2, 2, 4, 2, 4, 2, 2, 3, 2]

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