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 | 2772 |
| 2 | 6776 |
| 3 | 25452 |
| 4 | 59895 |
| 5 | 88788 |
| 6 | 549945 |
| 7 | 1931391 |
| 8 | 8117118 |
| 9 | 8447448 |
| 10 | 51033015 |
| 11 | 52711725 |
| 12 | 58344385 |
| 13 | 103838301 |
| 14 | 535707535 |
| 15 | 620434026 |
| 16 | 1663223661 |
| 17 | 8262112628 |
| 18 | 15271417251 |
| 19 | 25227972252 |
| 20 | 27747974772 |
| 21 | 27974547972 |
| 22 | 92628082629 |
| 23 | 97079897079 |
| 24 | 6421339331246 |
| 25 | 8401825281048 |