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 | 0 |
| 2 | 101 |
| 3 | 202 |
| 4 | 303 |
| 5 | 404 |
| 6 | 505 |
| 7 | 606 |
| 8 | 707 |
| 9 | 808 |
| 10 | 909 |
| 11 | 11011 |
| 12 | 12021 |
| 13 | 13031 |
| 14 | 14041 |
| 15 | 15051 |
| 16 | 16061 |
| 17 | 17071 |
| 18 | 18081 |
| 19 | 19091 |
| 20 | 21012 |
| 21 | 22022 |
| 22 | 23032 |
| 23 | 24042 |
| 24 | 25052 |
| 25 | 26062 |
| 26 | 27072 |
| 27 | 28082 |
| 28 | 29092 |
| 29 | 31013 |
| 30 | 32023 |
| 31 | 33033 |
| 32 | 34043 |
| 33 | 35053 |
| 34 | 36063 |
| 35 | 37073 |
| 36 | 38083 |