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 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 32 |
| 7 | 36 |
| 8 | 53 |
| 9 | 92 |
| 10 | 126 |
| 11 | 156 |
| 12 | 158 |
| 13 | 536 |
| 14 | 639 |
| 15 | 846 |
| 16 | 1356 |
| 17 | 1953 |
| 18 | 2237 |
| 19 | 4407 |
| 20 | 5082 |
| 21 | 17447 |
| 22 | 17922 |
| 23 | 24806 |
| 24 | 25926 |
| 25 | 29699 |
| 26 | 30474 |
| 27 | 37424 |
| 28 | 63942 |