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 | 210 |
| 3 | 1348 |
| 4 | 5282 |
| 5 | 12453 |
| 6 | 24813 |
| 7 | 45338 |
| 8 | 63702 |
| 9 | 109613 |
| 10 | 162687 |
| 11 | 224244 |
| 12 | 303049 |
| 13 | 353690 |
| 14 | 522262 |
| 15 | 651844 |
| 16 | 817053 |