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 | 10 |
| 2 | 18 |
| 3 | 30 |
| 4 | 45 |
| 5 | 60 |
| 6 | 72 |
| 7 | 90 |
| 8 | 110 |
| 9 | 126 |
| 10 | 135 |
| 11 | 180 |
| 12 | 210 |
| 13 | 234 |
| 14 | 270 |
| 15 | 315 |
| 16 | 360 |
| 17 | 450 |
| 18 | 510 |
| 19 | 558 |
| 20 | 585 |
| 21 | 720 |
| 22 | 810 |
| 23 | 990 |
| 24 | 1260 |
| 25 | 1530 |
| 26 | 1710 |
| 27 | 1935 |
| 28 | 2610 |
| 29 | 3150 |
| 30 | 3960 |
| 31 | 5310 |
| 32 | 8010 |
| 33 | 16110 |