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 | 2 |
| 2 | 11 |
| 3 | 103 |
| 4 | 1383 |
| 5 | 24505 |
| 6 | 545354 |
| 7 | 14751666 |
| 8 | 473719878 |
| 9 | 17740486031 |
| 10 | 763890459761 |
| 11 | 37384489903461 |