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) |
|---|---|
| 0 | 843 |
| 1 | 3903 |
| 2 | 4743 |
| 3 | 6243 |
| 4 | 6543 |
| 5 | 8403 |
| 6 | 8463 |
| 7 | 8673 |
| 8 | 9243 |
| 9 | 11283 |
| 10 | 11583 |
| 11 | 11823 |
| 12 | 13023 |
| 13 | 14343 |
| 14 | 14503 |
| 15 | 15123 |
| 16 | 15543 |
| 17 | 16203 |
| 18 | 17043 |
| 19 | 17143 |
| 20 | 17163 |
| 21 | 18183 |
| 22 | 18423 |
| 23 | 18783 |
| 24 | 18843 |
| 25 | 18903 |
| 26 | 19383 |
| 27 | 20223 |
| 28 | 21783 |
| 29 | 22203 |
| 30 | 23523 |
| 31 | 23943 |