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.
n | a(n) |
---|---|
1 | 4 |
2 | 44 |
3 | 344 |
4 | 3344 |
5 | 33344 |
6 | 433344 |
7 | 3433344 |
8 | 33433344 |
9 | 333433344 |
10 | 3333433344 |
11 | 43333433344 |
12 | 343333433344 |
13 | 3343333433344 |
14 | 33343333433344 |
15 | 433343333433344 |
16 | 3433343333433344 |
17 | 43433343333433344 |
18 | 443433343333433344 |
19 | 3443433343333433344 |
20 | 43443433343333433344 |