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 | 28374 |
| 2 | 90181 |
| 3 | 157493 |
| 4 | 171893 |
| 5 | 171894 |
| 6 | 180965 |
| 7 | 180966 |
| 8 | 210133 |
| 9 | 298694 |
| 10 | 346502 |
| 11 | 369061 |
| 12 | 376742 |
| 13 | 610310 |
| 14 | 647381 |
| 15 | 647382 |
| 16 | 707286 |
| 17 | 729542 |
| 18 | 769862 |
| 19 | 1039493 |
| 20 | 1039494 |
| 21 | 1071829 |
| 22 | 1071830 |
| 23 | 1243541 |
| 24 | 1302005 |
| 25 | 1449605 |
| 26 | 1450261 |
| 27 | 1450262 |