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 | 1428 |
| 2 | 20020 |
| 3 | 49740 |
| 4 | 63490 |
| 5 | 107338 |
| 6 | 137170 |
| 7 | 142140 |
| 8 | 195130 |
| 9 | 218218 |
| 10 | 315588 |
| 11 | 340338 |
| 12 | 380380 |
| 13 | 382380 |
| 14 | 497418 |
| 15 | 514668 |
| 16 | 555828 |
| 17 | 578578 |
| 18 | 580578 |
| 19 | 602140 |
| 20 | 626890 |
| 21 | 672978 |
| 22 | 711618 |
| 23 | 740740 |
| 24 | 786828 |
| 25 | 795340 |
| 26 | 811578 |
| 27 | 860860 |
| 28 | 862860 |
| 29 | 885610 |
| 30 | 897258 |
| 31 | 904330 |
| 32 | 907060 |
| 33 | 940938 |