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.

A043261 Sum of the binary digits of the n-th base-2 palindrome.

Table of values

n a(n)
1 0
2 1
3 2
4 2
5 3
6 2
7 4
8 2
9 3
10 4
11 5
12 2
13 4
14 4
15 6
16 2
17 3
18 4
19 5
20 4
21 5
22 6
23 7
24 2
25 4
26 4
27 6
28 4
29 6
30 6
31 8
32 2
33 3
34 4
35 5
36 4
37 5
38 6
39 7
40 4
41 5
42 6
43 7
44 6
45 7
46 8
47 9
48 2
49 4
50 4
51 6
52 4
53 6
54 6
55 8
56 4
57 6
58 6
59 8
60 6
61 8
62 8
63 10
64 2
65 3
66 4
67 5
68 4
69 5
70 6
71 7
72 4
73 5
74 6
75 7
76 6
77 7
78 8
79 9
80 4
81 5
82 6
83 7
84 6
85 7
86 8
87 9
88 6
89 7
90 8

List of values

[0, 1, 2, 2, 3, 2, 4, 2, 3, 4, 5, 2, 4, 4, 6, 2, 3, 4, 5, 4, 5, 6, 7, 2, 4, 4, 6, 4, 6, 6, 8, 2, 3, 4, 5, 4, 5, 6, 7, 4, 5, 6, 7, 6, 7, 8, 9, 2, 4, 4, 6, 4, 6, 6, 8, 4, 6, 6, 8, 6, 8, 8, 10, 2, 3, 4, 5, 4, 5, 6, 7, 4, 5, 6, 7, 6, 7, 8, 9, 4, 5, 6, 7, 6, 7, 8, 9, 6, 7, 8]