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 | 97 |
| 2 | 137 |
| 3 | 277 |
| 4 | 305 |
| 5 | 685 |
| 6 | 1565 |
| 7 | 1733 |
| 8 | 3973 |
| 9 | 9113 |
| 10 | 10093 |
| 11 | 23153 |
| 12 | 53113 |
| 13 | 58825 |
| 14 | 134945 |
| 15 | 309565 |
| 16 | 342857 |
| 17 | 786517 |
| 18 | 1804277 |
| 19 | 1998317 |
| 20 | 4584157 |
| 21 | 10516097 |
| 22 | 11647045 |
| 23 | 26718425 |
| 24 | 61292305 |
| 25 | 67883953 |
| 26 | 155726393 |
| 27 | 357237733 |
| 28 | 395656673 |
| 29 | 907639933 |