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 | 1 |
| 2 | 11 |
| 3 | 83 |
| 4 | 741 |
| 5 | 8169 |
| 6 | 106107 |
| 7 | 1592235 |
| 8 | 27062325 |
| 9 | 514246545 |
| 10 | 10798366635 |
| 11 | 248374594755 |
| 12 | 6209158112325 |
| 13 | 167651197407225 |
| 14 | 4861802228946075 |
| 15 | 150717766502187675 |
| 16 | 4973638859450709525 |
| 17 | 174078640829054894625 |