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.

A032925 Numbers whose set of base-4 digits is a subset of {1,2}.

Table of values

n a(n)
1 1
2 2
3 5
4 6
5 9
6 10
7 21
8 22
9 25
10 26
11 37
12 38
13 41
14 42
15 85
16 86
17 89
18 90
19 101
20 102
21 105
22 106
23 149
24 150
25 153
26 154
27 165
28 166
29 169
30 170
31 341
32 342
33 345
34 346
35 357
36 358
37 361
38 362
39 405
40 406
41 409
42 410
43 421
44 422
45 425
46 426
47 597
48 598
49 601
50 602
51 613
52 614
53 617
54 618
55 661
56 662
57 665

List of values

[1, 2, 5, 6, 9, 10, 21, 22, 25, 26, 37, 38, 41, 42, 85, 86, 89, 90, 101, 102, 105, 106, 149, 150, 153, 154, 165, 166, 169, 170, 341, 342, 345, 346, 357, 358, 361, 362, 405, 406, 409, 410, 421, 422, 425, 426, 597, 598, 601, 602, 613, 614, 617, 618, 661, 662, 665]