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 | 11 |
| 4 | 22 |
| 5 | 92 |
| 6 | 149 |
| 7 | 6919 |
| 8 | 25517 |
| 9 | 45339 |
| 10 | 146635 |
| 11 | 167903 |
| 12 | 7461583 |
| 13 | 14809123 |
| 14 | 75788157 |
| 15 | 80012043 |