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 | 2 |
| 3 | 3 |
| 4 | 97 |
| 5 | 98 |
| 6 | 40917543 |
| 7 | 40917544 |
| 8 | 2901109178066823 |
| 9 | 81221415992592163051371926 |
| 10 | 373220766236315864054296758124337507430 |
| 11 | 373220766236315864054296758124337507431 |