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 | 147 |
| 2 | 528 |
| 3 | 729 |
| 4 | 1617 |
| 5 | 8019 |
| 6 | 13467 |
| 7 | 71289 |
| 8 | 91091 |
| 9 | 130896 |
| 10 | 310497 |
| 11 | 350268 |
| 12 | 970299 |
| 13 | 1010100 |
| 14 | 1016127 |
| 15 | 1034187 |
| 16 | 1140399 |
| 17 | 1190475 |
| 18 | 1216512 |
| 19 | 1300624 |
| 20 | 1334667 |
| 21 | 1360167 |
| 22 | 1416767 |
| 23 | 1484847 |
| 24 | 1530900 |
| 25 | 2020200 |
| 26 | 2032254 |
| 27 | 2068374 |
| 28 | 2280798 |