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 | 30 |
| 3 | 42 |
| 4 | 102 |
| 5 | 138 |
| 6 | 282 |
| 7 | 462 |
| 8 | 570 |
| 9 | 618 |
| 10 | 642 |
| 11 | 822 |
| 12 | 858 |
| 13 | 1230 |
| 14 | 1290 |
| 15 | 1302 |
| 16 | 1482 |
| 17 | 1698 |
| 18 | 1722 |
| 19 | 1878 |
| 20 | 2082 |
| 21 | 2130 |
| 22 | 2238 |
| 23 | 2310 |
| 24 | 2382 |
| 25 | 2658 |
| 26 | 2730 |
| 27 | 2802 |
| 28 | 3390 |
| 29 | 3462 |
| 30 | 3558 |
| 31 | 3918 |
| 32 | 3930 |
| 33 | 4002 |
| 34 | 4218 |
| 35 | 4242 |
| 36 | 4422 |
| 37 | 4638 |
| 38 | 4722 |
| 39 | 5010 |
| 40 | 5442 |
| 41 | 5478 |
| 42 | 5502 |
| 43 | 5658 |
| 44 | 6090 |
| 45 | 6198 |