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 | 8925 |
| 3 | 70070 |
| 4 | 70385 |
| 5 | 270725 |
| 6 | 355040 |
| 7 | 566650 |
| 8 | 866635 |
| 9 | 874335 |
| 10 | 1091545 |
| 11 | 1230740 |
| 12 | 1295980 |
| 13 | 1586095 |
| 14 | 1594285 |
| 15 | 1738380 |
| 16 | 1974210 |
| 17 | 2201325 |
| 18 | 2427145 |
| 19 | 2436665 |
| 20 | 3124660 |
| 21 | 3349990 |
| 22 | 3599470 |
| 23 | 3661350 |
| 24 | 4059825 |
| 25 | 4101790 |
| 26 | 4486020 |
| 27 | 4726540 |
| 28 | 5139680 |
| 29 | 5613370 |
| 30 | 5898655 |
| 31 | 6279035 |