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 | 1129 |
| 2 | 10009 |
| 3 | 11489 |
| 4 | 12539 |
| 5 | 13859 |
| 6 | 30029 |
| 7 | 63079 |
| 8 | 77359 |
| 9 | 99119 |
| 10 | 121039 |
| 11 | 124669 |
| 12 | 169409 |
| 13 | 194749 |
| 14 | 205589 |
| 15 | 246329 |
| 16 | 330329 |
| 17 | 349519 |
| 18 | 351829 |
| 19 | 354839 |
| 20 | 361279 |
| 21 | 369539 |
| 22 | 384589 |
| 23 | 395719 |
| 24 | 399769 |
| 25 | 416989 |
| 26 | 429109 |
| 27 | 446819 |
| 28 | 527599 |
| 29 | 532489 |
| 30 | 544259 |
| 31 | 575119 |