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 | 19725473 |
| 2 | 19725479 |
| 3 | 40727657 |
| 4 | 40962983 |
| 5 | 40962989 |
| 6 | 44291297 |
| 7 | 45404537 |
| 8 | 45404543 |
| 9 | 54470123 |
| 10 | 54470147 |
| 11 | 63846089 |
| 12 | 63846119 |
| 13 | 68208599 |
| 14 | 68208611 |
| 15 | 68364221 |
| 16 | 90007661 |
| 17 | 93602507 |
| 18 | 99492971 |
| 19 | 99492977 |
| 20 | 99579647 |
| 21 | 99579671 |
| 22 | 117585977 |
| 23 | 117585983 |