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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.

A353526 The smallest prime not dividing n, reduced modulo 4.

Table of values

n a(n)
1 2
2 3
3 2
4 3
5 2
6 1
7 2
8 3
9 2
10 3
11 2
12 1
13 2
14 3
15 2
16 3
17 2
18 1
19 2
20 3
21 2
22 3
23 2
24 1
25 2
26 3
27 2
28 3
29 2
30 3
31 2
32 3
33 2
34 3
35 2
36 1
37 2
38 3
39 2
40 3
41 2
42 1
43 2
44 3
45 2
46 3
47 2
48 1
49 2
50 3
51 2
52 3
53 2
54 1
55 2
56 3
57 2
58 3
59 2
60 3
61 2
62 3
63 2
64 3
65 2
66 1
67 2
68 3
69 2
70 3
71 2
72 1
73 2
74 3
75 2
76 3
77 2
78 1
79 2
80 3
81 2
82 3
83 2
84 1
85 2
86 3
87 2
88 3
89 2
90 3
91 2
92 3
93 2
94 3
95 2
96 1
97 2
98 3
99 2
100 3
101 2
102 1
103 2
104 3
105 2

List of values

[2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2]

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