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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.

A207872 Denominator of Z(n,1/2), where Z(n,x) is the n-th Zeckendorf polynomial.

Table of values

n a(n)
1 1
2 2
3 4
4 4
5 8
6 8
7 8
8 16
9 16
10 16
11 16
12 16
13 32
14 32
15 32
16 32
17 32
18 32
19 32
20 32
21 64
22 64
23 64
24 64
25 64
26 64
27 64
28 64
29 64
30 64
31 64
32 64
33 64
34 128
35 128
36 128
37 128
38 128
39 128
40 128
41 128
42 128
43 128
44 128
45 128
46 128
47 128
48 128
49 128
50 128
51 128
52 128
53 128
54 128
55 256
56 256
57 256
58 256
59 256

List of values

[1, 2, 4, 4, 8, 8, 8, 16, 16, 16, 16, 16, 32, 32, 32, 32, 32, 32, 32, 32, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 256, 256, 256, 256, 256]