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 | 2457 |
| 2 | 15561 |
| 3 | 19656 |
| 4 | 25389 |
| 5 | 39816 |
| 6 | 66339 |
| 7 | 124488 |
| 8 | 157248 |
| 9 | 203112 |
| 10 | 248976 |
| 11 | 307125 |
| 12 | 318528 |
| 13 | 420147 |
| 14 | 530712 |
| 15 | 685503 |
| 16 | 842751 |
| 17 | 995904 |
| 18 | 1075032 |
| 19 | 1257984 |
| 20 | 1624896 |
| 21 | 1791153 |
| 22 | 1945125 |
| 23 | 1991808 |
| 24 | 2457000 |
| 25 | 2548224 |
| 26 | 3173625 |
| 27 | 3270267 |