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 | 12 |
| 2 | 36 |
| 3 | 156 |
| 4 | 540 |
| 5 | 876 |
| 6 | 1200 |
| 7 | 1380 |
| 8 | 1620 |
| 9 | 2016 |
| 10 | 2556 |
| 11 | 2856 |
| 12 | 3060 |
| 13 | 4356 |
| 14 | 4440 |
| 15 | 5076 |
| 16 | 5580 |
| 17 | 5700 |
| 18 | 6336 |
| 19 | 6636 |
| 20 | 6660 |
| 21 | 6996 |
| 22 | 7416 |
| 23 | 8220 |
| 24 | 9180 |
| 25 | 9660 |
| 26 | 9900 |
| 27 | 10836 |
| 28 | 11496 |
| 29 | 12456 |
| 30 | 12600 |
| 31 | 12720 |
| 32 | 12756 |
| 33 | 13680 |
| 34 | 14436 |
| 35 | 15240 |
| 36 | 16920 |
| 37 | 17076 |
| 38 | 18216 |
| 39 | 18300 |
| 40 | 18396 |
| 41 | 19440 |
| 42 | 21000 |
| 43 | 21576 |
| 44 | 22620 |
| 45 | 23556 |
| 46 | 24480 |