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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.

A244259 Number of non-twin isolated divisors of n.

Table of values

n a(n)
1 1
2 0
3 0
4 0
5 2
6 1
7 2
8 1
9 1
10 2
11 2
12 1
13 2
14 2
15 1
16 2
17 2
18 3
19 2
20 2
21 2
22 2
23 2
24 2
25 3
26 2
27 2
28 3
29 2
30 3
31 2
32 3
33 2
34 2
35 2
36 4
37 2
38 2
39 2
40 2
41 2
42 3
43 2
44 3
45 3
46 2
47 2
48 4
49 3
50 4
51 2
52 3
53 2
54 5
55 4
56 3
57 2
58 2
59 2
60 4
61 2
62 2
63 2
64 4
65 4
66 5
67 2
68 3
69 2
70 4
71 2
72 5
73 2
74 2
75 3
76 3
77 4
78 5
79 2
80 4
81 3
82 2
83 2
84 4
85 4
86 2
87 2
88 5
89 2
90 5
91 4
92 3
93 2
94 2
95 4
96 6

List of values

[1, 0, 0, 0, 2, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 3, 2, 2, 2, 2, 2, 2, 3, 2, 2, 3, 2, 3, 2, 3, 2, 2, 2, 4, 2, 2, 2, 2, 2, 3, 2, 3, 3, 2, 2, 4, 3, 4, 2, 3, 2, 5, 4, 3, 2, 2, 2, 4, 2, 2, 2, 4, 4, 5, 2, 3, 2, 4, 2, 5, 2, 2, 3, 3, 4, 5, 2, 4, 3, 2, 2, 4, 4, 2, 2, 5, 2, 5, 4, 3, 2, 2, 4, 6]

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