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.

A273105 a(n) = A038572(n) + A006257(n), sum of the two numbers obtained by rotating the binary representation of n by one place to the right and to the left.

Table of values

n a(n)
0 0
1 2
2 2
3 6
4 3
5 9
6 8
7 14
8 5
9 15
10 10
11 20
12 15
13 25
14 20
15 30
16 9
17 27
18 14
19 32
20 19
21 37
22 24
23 42
24 29
25 47
26 34
27 52
28 39
29 57
30 44
31 62
32 17
33 51
34 22
35 56
36 27
37 61
38 32
39 66
40 37
41 71
42 42
43 76
44 47
45 81
46 52
47 86
48 57
49 91
50 62
51 96
52 67
53 101
54 72
55 106
56 77
57 111
58 82
59 116
60 87
61 121
62 92
63 126
64 33
65 99

List of values

[0, 2, 2, 6, 3, 9, 8, 14, 5, 15, 10, 20, 15, 25, 20, 30, 9, 27, 14, 32, 19, 37, 24, 42, 29, 47, 34, 52, 39, 57, 44, 62, 17, 51, 22, 56, 27, 61, 32, 66, 37, 71, 42, 76, 47, 81, 52, 86, 57, 91, 62, 96, 67, 101, 72, 106, 77, 111, 82, 116, 87, 121, 92, 126, 33, 99]