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.

A169965 Numbers whose decimal expansion contains only 0's and 2's.

Table of values

n a(n)
1 0
2 2
3 20
4 22
5 200
6 202
7 220
8 222
9 2000
10 2002
11 2020
12 2022
13 2200
14 2202
15 2220
16 2222
17 20000
18 20002
19 20020
20 20022
21 20200
22 20202
23 20220
24 20222
25 22000
26 22002
27 22020
28 22022
29 22200
30 22202
31 22220
32 22222
33 200000
34 200002
35 200020
36 200022
37 200200
38 200202
39 200220
40 200222

List of values

[0, 2, 20, 22, 200, 202, 220, 222, 2000, 2002, 2020, 2022, 2200, 2202, 2220, 2222, 20000, 20002, 20020, 20022, 20200, 20202, 20220, 20222, 22000, 22002, 22020, 22022, 22200, 22202, 22220, 22222, 200000, 200002, 200020, 200022, 200200, 200202, 200220, 200222]

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

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