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) |
---|---|
0 | 3 |
1 | 31 |
2 | 1131 |
3 | 113112 |
4 | 21123112 |
5 | 211231211221 |
6 | 112212211131211221 |
7 | 1122122111311322112212 |
8 | 21112212223112311322112212 |
9 | 21112212223112312112312311221321 |