cp's OEIS Frontend

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.

A089090 a(n) is the smallest composite number coprime to n.

Table of values

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

List of values

[4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 49, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 49, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 25, 4, 9, 4, 9, 4, 49, 4, 9, 4, 9, 4, 25, 4]