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 | 120 |
| 2 | 312 |
| 3 | 813 |
| 4 | 2136 |
| 5 | 2680 |
| 6 | 3224 |
| 7 | 4404 |
| 8 | 5340 |
| 9 | 6420 |
| 10 | 10060 |
| 11 | 11320 |
| 12 | 11824 |
| 13 | 14008 |
| 14 | 15856 |
| 15 | 26544 |
| 16 | 28804 |
| 17 | 34392 |
| 18 | 47984 |