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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.

A379835 Number of 1's in binary expansion of Lucas(n).

Table of values

n a(n)
0 1
1 1
2 2
3 1
4 3
5 3
6 2
7 4
8 5
9 3
10 6
11 5
12 3
13 3
14 6
15 5
16 7
17 9
18 6
19 5
20 9
21 10
22 9
23 11
24 6
25 9
26 7
27 10
28 15
29 11
30 10
31 15
32 13
33 11
34 11
35 15
36 15
37 12
38 15
39 17
40 15
41 11
42 14
43 15
44 20
45 15
46 18
47 17
48 13
49 11
50 22
51 20
52 23
53 23
54 19
55 22
56 22
57 22
58 28
59 25
60 23
61 19
62 25
63 27
64 27
65 24
66 26
67 25
68 23
69 27
70 23
71 27

List of values

[1, 1, 2, 1, 3, 3, 2, 4, 5, 3, 6, 5, 3, 3, 6, 5, 7, 9, 6, 5, 9, 10, 9, 11, 6, 9, 7, 10, 15, 11, 10, 15, 13, 11, 11, 15, 15, 12, 15, 17, 15, 11, 14, 15, 20, 15, 18, 17, 13, 11, 22, 20, 23, 23, 19, 22, 22, 22, 28, 25, 23, 19, 25, 27, 27, 24, 26, 25, 23, 27, 23, 27]

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