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 | 224 |
| 2 | 2057 |
| 3 | 265225 |
| 4 | 843637 |
| 5 | 6530355 |
| 6 | 17161329 |
| 7 | 24652435 |
| 8 | 35558770 |
| 9 | 40201975 |
| 10 | 46297822 |
| 11 | 67697937 |
| 12 | 138852445 |
| 13 | 157906534 |
| 14 | 171531580 |
| 15 | 299441785 |
| 16 | 346603708 |
| 17 | 551787925 |
| 18 | 576453599 |
| 19 | 576545462 |
| 20 | 738839205 |
| 21 | 1223918824 |
| 22 | 1276553470 |
| 23 | 1655870629 |
| 24 | 1853717287 |
| 25 | 1994004499 |