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.

A265563 Smallest base-4 palindrome m >= n, written in base 4.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 11
5 11
6 22
7 22
8 22
9 22
10 22
11 33
12 33
13 33
14 33
15 33
16 101
17 101
18 111
19 111
20 111
21 111
22 121
23 121
24 121
25 121
26 131
27 131
28 131
29 131
30 202
31 202
32 202
33 202
34 202
35 212
36 212
37 212
38 212
39 222
40 222
41 222
42 222
43 232
44 232
45 232
46 232
47 303
48 303
49 303
50 303
51 303
52 313
53 313
54 313
55 313
56 323
57 323
58 323
59 323
60 333
61 333
62 333
63 333
64 1001
65 1001
66 1111

List of values

[0, 1, 2, 3, 11, 11, 22, 22, 22, 22, 22, 33, 33, 33, 33, 33, 101, 101, 111, 111, 111, 111, 121, 121, 121, 121, 131, 131, 131, 131, 202, 202, 202, 202, 202, 212, 212, 212, 212, 222, 222, 222, 222, 232, 232, 232, 232, 303, 303, 303, 303, 303, 313, 313, 313, 313, 323, 323, 323, 323, 333, 333, 333, 333, 1001, 1001, 1111]