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.

A178891 a(n) = n OR 4n, where OR is bitwise OR.

Table of values

n a(n)
0 0
1 5
2 10
3 15
4 20
5 21
6 30
7 31
8 40
9 45
10 42
11 47
12 60
13 61
14 62
15 63
16 80
17 85
18 90
19 95
20 84
21 85
22 94
23 95
24 120
25 125
26 122
27 127
28 124
29 125
30 126
31 127
32 160
33 165
34 170
35 175
36 180
37 181
38 190
39 191
40 168
41 173
42 170
43 175
44 188
45 189
46 190
47 191
48 240
49 245
50 250
51 255
52 244
53 245
54 254
55 255
56 248
57 253

List of values

[0, 5, 10, 15, 20, 21, 30, 31, 40, 45, 42, 47, 60, 61, 62, 63, 80, 85, 90, 95, 84, 85, 94, 95, 120, 125, 122, 127, 124, 125, 126, 127, 160, 165, 170, 175, 180, 181, 190, 191, 168, 173, 170, 175, 188, 189, 190, 191, 240, 245, 250, 255, 244, 245, 254, 255, 248, 253]