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 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 10000095 |
| 6 | 41441420 |
| 7 | 124324220 |
| 8 | 124324221 |
| 9 | 124324222 |
| 10 | 207207020 |
| 11 | 233735070 |
| 12 | 331531220 |
| 13 | 350602590 |
| 14 | 409036350 |
| 15 | 414414020 |
| 16 | 467470110 |
| 17 | 621621020 |
| 18 | 621621021 |
| 19 | 621621022 |
| 20 | 1030302012 |
| 21 | 1036035020 |
| 22 | 1051807710 |
| 23 | 1201800620 |
| 24 | 1243242020 |
| 25 | 1243242021 |
| 26 | 1243242022 |