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) |
|---|---|
| 0 | 255 |
| 1 | 3855 |
| 2 | 13107 |
| 3 | 21845 |
| 4 | 27306 |
| 5 | 38506 |
| 6 | 71576 |
| 7 | 92115 |
| 8 | 101470 |
| 9 | 138406 |
| 10 | 172589 |
| 11 | 240014 |
| 12 | 272069 |
| 13 | 380556 |
| 14 | 536169 |
| 15 | 679601 |
| 16 | 847140 |
| 17 | 1072054 |
| 18 | 1258879 |
| 19 | 1397519 |
| 20 | 2005450 |
| 21 | 2121415 |
| 22 | 2496892 |
| 23 | 2738813 |
| 24 | 3993667 |
| 25 | 4241896 |
| 26 | 4617503 |
| 27 | 5821704 |