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 | 1 |
| 1 | 1 |
| 2 | 8 |
| 3 | 113 |
| 4 | 2374 |
| 5 | 67927 |
| 6 | 2508632 |
| 7 | 115219211 |
| 8 | 6402538044 |
| 9 | 42137859873 |
| 10 | 32293353537408 |
| 11 | 2842256451820073 |