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 | 24 |
| 3 | 60 |
| 4 | 120 |
| 5 | 168 |
| 6 | 240 |
| 7 | 420 |
| 8 | 660 |
| 9 | 720 |
| 10 | 840 |
| 11 | 1092 |
| 12 | 1320 |
| 13 | 1680 |
| 14 | 2448 |
| 15 | 2520 |
| 16 | 2640 |
| 17 | 3360 |
| 18 | 3420 |
| 19 | 3960 |
| 20 | 5280 |
| 21 | 5460 |
| 22 | 6072 |
| 23 | 6240 |
| 24 | 6840 |
| 25 | 9360 |
| 26 | 10920 |
| 27 | 12240 |
| 28 | 14280 |
| 29 | 15600 |
| 30 | 15960 |
| 31 | 16320 |
| 32 | 17160 |
| 33 | 18480 |
| 34 | 21840 |
| 35 | 22440 |
| 36 | 24480 |
| 37 | 26520 |
| 38 | 27720 |
| 39 | 31920 |
| 40 | 35880 |
| 41 | 38760 |
| 42 | 43680 |