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.

A212556 Representations of nonnegative integers in base -4: The range of A007608.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 100
6 101
7 102
8 103
9 110
10 111
11 112
12 113
13 120
14 121
15 122
16 123
17 130
18 131
19 132
20 133
21 200
22 201
23 202
24 203
25 210
26 211
27 212
28 213
29 220
30 221
31 222
32 223
33 230
34 231
35 232
36 233
37 300
38 301
39 302
40 303
41 310
42 311
43 312
44 313
45 320
46 321
47 322
48 323
49 330
50 331
51 332
52 333
53 10000

List of values

[0, 1, 2, 3, 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, 10000]