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.

A007090 Numbers in base 4.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 10
5 11
6 12
7 13
8 20
9 21
10 22
11 23
12 30
13 31
14 32
15 33
16 100
17 101
18 102
19 103
20 110
21 111
22 112
23 113
24 120
25 121
26 122
27 123
28 130
29 131
30 132
31 133
32 200
33 201
34 202
35 203
36 210
37 211
38 212
39 213
40 220
41 221
42 222
43 223
44 230
45 231
46 232
47 233
48 300
49 301
50 302
51 303
52 310
53 311
54 312
55 313
56 320
57 321
58 322
59 323
60 330
61 331
62 332
63 333

List of values

[0, 1, 2, 3, 10, 11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 100, 101, 102, 103, 110, 111, 112, 113, 120, 121, 122, 123, 130, 131, 132, 133, 200, 201, 202, 203, 210, 211, 212, 213, 220, 221, 222, 223, 230, 231, 232, 233, 300, 301, 302, 303, 310, 311, 312, 313, 320, 321, 322, 323, 330, 331, 332, 333]

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

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