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 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 8 |
| 5 | 12 |
| 6 | 24 |
| 7 | 60 |
| 8 | 80 |
| 9 | 120 |
| 10 | 240 |
| 11 | 504 |
| 12 | 1040 |
| 13 | 1092 |
| 14 | 1170 |
| 15 | 1260 |
| 16 | 1365 |
| 17 | 1456 |
| 18 | 1560 |
| 19 | 1638 |
| 20 | 1680 |
| 21 | 1820 |
| 22 | 1872 |
| 23 | 2184 |
| 24 | 2340 |
| 25 | 2520 |
| 26 | 2730 |
| 27 | 3120 |
| 28 | 3276 |
| 29 | 3640 |
| 30 | 4095 |
| 31 | 4368 |
| 32 | 4680 |
| 33 | 5040 |
| 34 | 5460 |
| 35 | 6552 |
| 36 | 7280 |
| 37 | 8190 |
| 38 | 9360 |
| 39 | 10920 |
| 40 | 13104 |
| 41 | 16380 |
| 42 | 21840 |
| 43 | 32760 |
| 44 | 65520 |