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 | 6 |
| 2 | 9 |
| 3 | 25 |
| 4 | 121 |
| 5 | 841 |
| 6 | 871 |
| 7 | 5041 |
| 8 | 5767 |
| 9 | 363721 |
| 10 | 368761 |
| 11 | 409111 |
| 12 | 3633841 |
| 13 | 3992431 |
| 14 | 3992551 |
| 15 | 4032121 |
| 16 | 4037791 |
| 17 | 39962281 |
| 18 | 39962311 |
| 19 | 39963031 |
| 20 | 40279711 |
| 21 | 40279801 |
| 22 | 43585921 |
| 23 | 43591687 |
| 24 | 43909207 |
| 25 | 479047801 |
| 26 | 479365321 |
| 27 | 479370271 |
| 28 | 482631271 |