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 | 271 |
| 2 | 349 |
| 3 | 3001 |
| 4 | 10099 |
| 5 | 11719 |
| 6 | 12281 |
| 7 | 25889 |
| 8 | 39901 |
| 9 | 46399 |
| 10 | 63659 |
| 11 | 169219 |
| 12 | 250361 |
| 13 | 264169 |
| 14 | 287629 |
| 15 | 289049 |
| 16 | 312581 |
| 17 | 353081 |
| 18 | 440681 |
| 19 | 473009 |
| 20 | 502501 |
| 21 | 502961 |
| 22 | 541951 |
| 23 | 594751 |
| 24 | 620491 |
| 25 | 627911 |
| 26 | 632699 |
| 27 | 704581 |
| 28 | 757111 |
| 29 | 762899 |
| 30 | 922261 |
| 31 | 959269 |