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 | 561 |
| 2 | 645 |
| 3 | 1905 |
| 4 | 2465 |
| 5 | 4369 |
| 6 | 4371 |
| 7 | 23001 |
| 8 | 25761 |
| 9 | 60701 |
| 10 | 87249 |
| 11 | 158369 |
| 12 | 181901 |
| 13 | 206601 |
| 14 | 212421 |
| 15 | 253241 |
| 16 | 280601 |
| 17 | 332949 |
| 18 | 348161 |
| 19 | 513629 |
| 20 | 580337 |
| 21 | 587861 |
| 22 | 656601 |
| 23 | 831405 |
| 24 | 1207361 |
| 25 | 1275681 |
| 26 | 1472505 |
| 27 | 1489665 |
| 28 | 1678541 |
| 29 | 1735841 |
| 30 | 1815465 |
| 31 | 1909001 |
| 32 | 2113665 |
| 33 | 2290641 |
| 34 | 2419385 |