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.

A242017 Smallest prime factor of composites in the sequence A000051(n) = 2^n+1.

Table of values

n a(n)
1 3
2 3
3 5
4 3
5 3
6 5
7 3
8 17
9 3
10 5
11 3
12 3
13 5
14 3
15 17
16 3
17 5
18 3
19 97
20 3
21 5
22 3
23 17
24 3
25 5
26 3
27 641
28 3
29 5
30 3
31 17
32 3
33 5
34 3
35 257
36 3
37 5
38 3
39 17
40 3
41 5
42 3
43 193
44 3
45 5
46 3
47 17
48 3
49 5
50 3
51 257
52 3
53 5
54 3
55 17
56 3
57 5
58 3
59 274177
60 3
61 5
62 3

List of values

[3, 3, 5, 3, 3, 5, 3, 17, 3, 5, 3, 3, 5, 3, 17, 3, 5, 3, 97, 3, 5, 3, 17, 3, 5, 3, 641, 3, 5, 3, 17, 3, 5, 3, 257, 3, 5, 3, 17, 3, 5, 3, 193, 3, 5, 3, 17, 3, 5, 3, 257, 3, 5, 3, 17, 3, 5, 3, 274177, 3, 5, 3]