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 | 14 |
| 3 | 20 |
| 4 | 2 |
| 5 | 91 |
| 6 | 6850 |
| 7 | 2302 |
| 8 | 141 |
| 9 | 56014 |
| 10 | 184171 |
| 11 | 2800171 |
| 12 | 27805034 |
| 13 | 35297611 |
| 14 | 8313366182 |
| 15 | 1791416073 |
| 16 | 3618621410 |