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 | 1722776 |
| 2 | 3389380 |
| 3 | 4313727 |
| 4 | 5466169 |
| 5 | 14593770 |
| 6 | 15256174 |
| 7 | 20202676 |
| 8 | 36356642 |
| 9 | 36356643 |
| 10 | 39375939 |
| 11 | 54971455 |
| 12 | 66780105 |
| 13 | 66780106 |
| 14 | 78088568 |
| 15 | 123921866 |
| 16 | 125564426 |
| 17 | 174904193 |
| 18 | 195530904 |
| 19 | 196790272 |
| 20 | 209136149 |
| 21 | 212168291 |
| 22 | 219228757 |
| 23 | 242798761 |
| 24 | 249686197 |
| 25 | 252761434 |
| 26 | 270520788 |