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 | 420 |
| 2 | 660 |
| 3 | 924 |
| 4 | 1008 |
| 5 | 1080 |
| 6 | 1200 |
| 7 | 1512 |
| 8 | 1584 |
| 9 | 1716 |
| 10 | 1800 |
| 11 | 1872 |
| 12 | 1890 |
| 13 | 2700 |
| 14 | 3150 |
| 15 | 3168 |
| 16 | 3240 |
| 17 | 3480 |
| 18 | 3528 |
| 19 | 3570 |
| 20 | 3720 |
| 21 | 3744 |
| 22 | 4410 |
| 23 | 4440 |
| 24 | 4536 |
| 25 | 4590 |
| 26 | 4704 |
| 27 | 4872 |
| 28 | 4896 |
| 29 | 4950 |
| 30 | 5208 |
| 31 | 5292 |
| 32 | 5472 |
| 33 | 5600 |
| 34 | 5670 |
| 35 | 6000 |
| 36 | 6090 |
| 37 | 6210 |
| 38 | 6216 |
| 39 | 6624 |
| 40 | 6630 |
| 41 | 6660 |
| 42 | 6888 |