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) |
|---|---|
| 0 | 0 |
| 1 | 6 |
| 2 | 61 |
| 3 | 608 |
| 4 | 6083 |
| 5 | 60794 |
| 6 | 607926 |
| 7 | 6079291 |
| 8 | 60792694 |
| 9 | 607927124 |
| 10 | 6079270942 |
| 11 | 60792710280 |
| 12 | 607927102274 |
| 13 | 6079271018294 |
| 14 | 60792710185947 |
| 15 | 607927101854103 |
| 16 | 6079271018540405 |
| 17 | 60792710185403794 |
| 18 | 607927101854022750 |
| 19 | 6079271018540280875 |
| 20 | 60792710185402613302 |