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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.

A359495 Sum of positions of 1's in binary expansion minus sum of positions of 1's in reversed binary expansion, where positions in a sequence are read starting with 1 from the left.

Table of values

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

List of values

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

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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