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 | 8 |
| 2 | 95 |
| 3 | 63 |
| 4 | 322 |
| 5 | 1006 |
| 6 | 3286 |
| 7 | 13490 |
| 8 | 49047 |
| 9 | 183585 |
| 10 | 713699 |
| 11 | 2714170 |
| 12 | 10378456 |
| 13 | 39704472 |
| 14 | 151771262 |
| 15 | 581376350 |
| 16 | 2226003287 |
| 17 | 8517881481 |
| 18 | 32604243139 |
| 19 | 124809117768 |
| 20 | 477707469245 |
| 21 | 1828508432121 |
| 22 | 6999126323813 |
| 23 | 26790197380901 |