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.

A169966 Numbers whose decimal expansion contains only 0's and 3's.

Table of values

n a(n)
1 0
2 3
3 30
4 33
5 300
6 303
7 330
8 333
9 3000
10 3003
11 3030
12 3033
13 3300
14 3303
15 3330
16 3333
17 30000
18 30003
19 30030
20 30033
21 30300
22 30303
23 30330
24 30333
25 33000
26 33003
27 33030
28 33033
29 33300
30 33303
31 33330
32 33333
33 300000
34 300003
35 300030
36 300033
37 300300
38 300303
39 300330
40 300333

List of values

[0, 3, 30, 33, 300, 303, 330, 333, 3000, 3003, 3030, 3033, 3300, 3303, 3330, 3333, 30000, 30003, 30030, 30033, 30300, 30303, 30330, 30333, 33000, 33003, 33030, 33033, 33300, 33303, 33330, 33333, 300000, 300003, 300030, 300033, 300300, 300303, 300330, 300333]