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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.

A255671 Number of the column of the Wythoff array (A035513) that contains U(n), where U = A001950, the upper Wythoff sequence.

Table of values

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

List of values

[2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 8, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 10, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 8, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 8, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 6, 2, 4, 2, 2, 4]

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