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 | 1 |
| 2 | 21 |
| 3 | 222 |
| 4 | 223 |
| 5 | 1230 |
| 6 | 1231 |
| 7 | 1502 |
| 8 | 2200 |
| 9 | 2201 |
| 10 | 3012 |
| 11 | 3013 |
| 12 | 10431 |
| 13 | 12214 |
| 14 | 12215 |
| 15 | 12250 |
| 16 | 12251 |
| 17 | 14102 |
| 18 | 15003 |
| 19 | 15021 |
| 20 | 16011 |
| 21 | 20040 |
| 22 | 20041 |
| 23 | 22130 |
| 24 | 23211 |
| 25 | 23230 |
| 26 | 23231 |
| 27 | 24003 |
| 28 | 30070 |
| 29 | 30071 |
| 30 | 30105 |
| 31 | 30231 |
| 32 | 30321 |
| 33 | 31005 |
| 34 | 31150 |
| 35 | 31151 |
| 36 | 31420 |