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 | 0 |
| 2 | 1 |
| 3 | 5 |
| 4 | 8 |
| 5 | 12 |
| 6 | 21 |
| 7 | 41 |
| 8 | 42 |
| 9 | 81 |
| 10 | 105 |
| 11 | 121 |
| 12 | 377 |
| 13 | 501 |
| 14 | 2401 |
| 15 | 14597 |
| 16 | 35381 |
| 17 | 59476 |
| 18 | 120536 |