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 | 69 |
| 2 | 181 |
| 3 | 1052 |
| 4 | 6457 |
| 5 | 6460 |
| 6 | 6466 |
| 7 | 40083 |
| 8 | 100362 |
| 9 | 251707 |
| 10 | 251722 |
| 11 | 251736 |
| 12 | 251741 |
| 13 | 637236 |
| 14 | 637322 |
| 15 | 637326 |
| 16 | 637333 |
| 17 | 4124458 |
| 18 | 4124467 |
| 19 | 4124587 |
| 20 | 10553439 |
| 21 | 10553444 |
| 22 | 10553454 |
| 23 | 10553478 |
| 24 | 10553502 |
| 25 | 10553505 |
| 26 | 10553547 |
| 27 | 10553568 |
| 28 | 10553573 |
| 29 | 10553575 |
| 30 | 10553818 |
| 31 | 10553827 |