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 | 819 |
| 2 | 6975 |
| 3 | 9009 |
| 4 | 13923 |
| 5 | 15561 |
| 6 | 18837 |
| 7 | 23751 |
| 8 | 25389 |
| 9 | 30303 |
| 10 | 33579 |
| 11 | 35217 |
| 12 | 38493 |
| 13 | 40131 |
| 14 | 43407 |
| 15 | 48321 |
| 16 | 49959 |
| 17 | 54873 |
| 18 | 58149 |
| 19 | 59787 |
| 20 | 64701 |
| 21 | 67977 |
| 22 | 72891 |
| 23 | 79443 |
| 24 | 82719 |
| 25 | 84357 |
| 26 | 87633 |
| 27 | 89271 |
| 28 | 90675 |
| 29 | 92547 |
| 30 | 99099 |
| 31 | 104013 |
| 32 | 107289 |
| 33 | 112203 |
| 34 | 113841 |
| 35 | 118575 |
| 36 | 122031 |