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.

A180054 In binary expansion, number of 1's in 3n is less than in n.

Table of values

n a(n)
1 11
2 22
3 23
4 27
5 43
6 44
7 46
8 47
9 54
10 55
11 59
12 86
13 87
14 88
15 91
16 92
17 94
18 95
19 107
20 108
21 110
22 111
23 118
24 119
25 123
26 171
27 172
28 173
29 174
30 175
31 176
32 179
33 182
34 183
35 184
36 187
37 188
38 190
39 191
40 203
41 214
42 215
43 216
44 219
45 220
46 222
47 223
48 235
49 236
50 238
51 239
52 246
53 247
54 251
55 299
56 342

List of values

[11, 22, 23, 27, 43, 44, 46, 47, 54, 55, 59, 86, 87, 88, 91, 92, 94, 95, 107, 108, 110, 111, 118, 119, 123, 171, 172, 173, 174, 175, 176, 179, 182, 183, 184, 187, 188, 190, 191, 203, 214, 215, 216, 219, 220, 222, 223, 235, 236, 238, 239, 246, 247, 251, 299, 342]