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 | 72 |
| 2 | 282 |
| 3 | 9000 |
| 4 | 13932 |
| 5 | 19212 |
| 6 | 22158 |
| 7 | 49920 |
| 8 | 65538 |
| 9 | 72228 |
| 10 | 78888 |
| 11 | 144408 |
| 12 | 169320 |
| 13 | 201492 |
| 14 | 201828 |
| 15 | 218460 |
| 16 | 234540 |
| 17 | 270030 |
| 18 | 296478 |
| 19 | 325080 |
| 20 | 355008 |
| 21 | 365748 |
| 22 | 411000 |
| 23 | 448872 |
| 24 | 461052 |
| 25 | 484152 |
| 26 | 504618 |
| 27 | 555522 |
| 28 | 558252 |
| 29 | 586362 |
| 30 | 622620 |
| 31 | 674058 |
| 32 | 981810 |
| 33 | 1067490 |
| 34 | 1095792 |