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 | 3 |
| 3 | 7 |
| 4 | 12 |
| 5 | 28 |
| 6 | 60 |
| 7 | 91 |
| 8 | 124 |
| 9 | 168 |
| 10 | 195 |
| 11 | 360 |
| 12 | 546 |
| 13 | 744 |
| 14 | 1170 |
| 15 | 1344 |
| 16 | 2418 |
| 17 | 2880 |
| 18 | 4368 |
| 19 | 5952 |
| 20 | 9360 |
| 21 | 19344 |
| 22 | 28800 |
| 23 | 39312 |
| 24 | 59520 |
| 25 | 79248 |
| 26 | 99944 |
| 27 | 112320 |
| 28 | 120960 |
| 29 | 180048 |
| 30 | 203112 |
| 31 | 232128 |
| 32 | 345600 |
| 33 | 471744 |
| 34 | 714240 |
| 35 | 950976 |
| 36 | 1199328 |
| 37 | 1451520 |
| 38 | 1572480 |
| 39 | 2160576 |
| 40 | 2437344 |
| 41 | 2926080 |