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 | 3 |
| 4 | 6 |
| 5 | 8 |
| 6 | 9 |
| 7 | 30 |
| 8 | 36 |
| 9 | 38 |
| 10 | 39 |
| 11 | 210 |
| 12 | 240 |
| 13 | 246 |
| 14 | 248 |
| 15 | 249 |
| 16 | 2310 |
| 17 | 2520 |
| 18 | 2550 |
| 19 | 2556 |
| 20 | 2558 |
| 21 | 2559 |
| 22 | 30030 |
| 23 | 32340 |
| 24 | 32550 |
| 25 | 32580 |
| 26 | 32586 |
| 27 | 32588 |
| 28 | 32589 |
| 29 | 510510 |
| 30 | 540540 |
| 31 | 542850 |
| 32 | 543060 |
| 33 | 543090 |
| 34 | 543096 |
| 35 | 543098 |
| 36 | 543099 |
| 37 | 9699690 |
| 38 | 10210200 |
| 39 | 10240230 |
| 40 | 10242540 |
| 41 | 10242750 |