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 | 2315 |
| 2 | 78253 |
| 3 | 80312 |
| 4 | 823671 |
| 5 | 825730 |
| 6 | 901668 |
| 7 | 19487299 |
| 8 | 19489358 |
| 9 | 19565296 |
| 10 | 20310714 |
| 11 | 62748645 |
| 12 | 62750704 |
| 13 | 62826642 |
| 14 | 63572060 |
| 15 | 82235688 |
| 16 | 410338801 |
| 17 | 410340860 |
| 18 | 410416798 |
| 19 | 411162216 |
| 20 | 429825844 |
| 21 | 473087190 |
| 22 | 893871867 |
| 23 | 893873926 |