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 | 6 |
| 2 | 66 |
| 3 | 216 |
| 4 | 366 |
| 5 | 516 |
| 6 | 666 |
| 7 | 816 |
| 8 | 1116 |
| 9 | 2016 |
| 10 | 4866 |
| 11 | 5766 |
| 12 | 8616 |
| 13 | 9516 |
| 14 | 229866 |
| 15 | 286116 |
| 16 | 473616 |
| 17 | 737016 |
| 18 | 3230766 |
| 19 | 4438266 |
| 20 | 6260016 |
| 21 | 10637016 |
| 22 | 107662496 |
| 23 | 117661116 |
| 24 | 152291166 |
| 25 | 176254866 |
| 26 | 179900766 |
| 27 | 201566166 |
| 28 | 230949516 |