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 | 1034 |
| 2 | 10034 |
| 3 | 10340 |
| 4 | 10344 |
| 5 | 10434 |
| 6 | 100034 |
| 7 | 100340 |
| 8 | 100344 |
| 9 | 100434 |
| 10 | 102243 |
| 11 | 102342 |
| 12 | 102423 |
| 13 | 103400 |
| 14 | 103440 |
| 15 | 103444 |
| 16 | 104340 |
| 17 | 104344 |
| 18 | 104434 |
| 19 | 1000034 |
| 20 | 1000340 |
| 21 | 1000344 |
| 22 | 1000434 |
| 23 | 1002243 |
| 24 | 1002342 |
| 25 | 1002423 |
| 26 | 1003400 |
| 27 | 1003440 |
| 28 | 1003444 |
| 29 | 1004340 |