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.

A175548 Binary weight of sigma(n).

Table of values

n a(n)
1 1
2 2
3 1
4 3
5 2
6 2
7 1
8 4
9 3
10 2
11 2
12 3
13 3
14 2
15 2
16 5
17 2
18 4
19 2
20 3
21 1
22 2
23 2
24 4
25 5
26 3
27 2
28 3
29 4
30 2
31 1
32 6
33 2
34 4
35 2
36 5
37 3
38 4
39 3
40 4
41 3
42 2
43 3
44 3
45 4
46 2
47 2
48 5
49 4
50 5
51 2
52 3
53 4
54 4
55 2
56 4
57 2
58 4
59 4
60 3
61 5
62 2
63 3
64 7
65 3
66 2
67 2
68 6
69 2
70 2
71 2
72 4
73 3
74 4
75 5
76 3
77 2
78 3
79 2
80 5
81 5
82 6
83 3
84 3
85 4
86 2
87 4
88 4
89 4
90 5
91 3
92 3
93 1
94 2
95 4
96 6
97 3
98 5
99 4
100 5
101 4
102 4
103 3
104 4
105 2

List of values

[1, 2, 1, 3, 2, 2, 1, 4, 3, 2, 2, 3, 3, 2, 2, 5, 2, 4, 2, 3, 1, 2, 2, 4, 5, 3, 2, 3, 4, 2, 1, 6, 2, 4, 2, 5, 3, 4, 3, 4, 3, 2, 3, 3, 4, 2, 2, 5, 4, 5, 2, 3, 4, 4, 2, 4, 2, 4, 4, 3, 5, 2, 3, 7, 3, 2, 2, 6, 2, 2, 2, 4, 3, 4, 5, 3, 2, 3, 2, 5, 5, 6, 3, 3, 4, 2, 4, 4, 4, 5, 3, 3, 1, 2, 4, 6, 3, 5, 4, 5, 4, 4, 3, 4, 2]