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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.

A256170 Irregular triangle where the n-th row contains the binary representations of the factors of the member of GF(2)[x] whose binary representation is n.

Table of values

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

List of values

[2, 3, 2, 2, 3, 3, 2, 3, 7, 2, 2, 2, 3, 7, 2, 3, 3, 11, 2, 2, 3, 13, 2, 7, 3, 3, 3, 2, 2, 2, 2, 3, 3, 3, 3, 2, 3, 7, 19, 2, 2, 3, 3, 7, 7, 2, 11, 3, 13, 2, 2, 2, 3, 25, 2, 13, 3, 3, 7, 2, 2, 7, 3, 11, 2, 3, 3, 3, 31, 2, 2, 2, 2, 2, 3, 31]

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