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 | 9513 |
| 2 | 81816 |
| 3 | 93513 |
| 4 | 94143 |
| 5 | 95193 |
| 6 | 816816 |
| 7 | 888216 |
| 8 | 933513 |
| 9 | 934143 |
| 10 | 935193 |
| 11 | 941493 |
| 12 | 951993 |
| 13 | 2491578 |
| 14 | 8166816 |
| 15 | 8868216 |
| 16 | 9333513 |
| 17 | 9334143 |
| 18 | 9335193 |
| 19 | 9341493 |
| 20 | 9351993 |
| 21 | 9414993 |
| 22 | 9519993 |
| 23 | 24915798 |
| 24 | 49827156 |
| 25 | 81666816 |
| 26 | 87127446 |
| 27 | 88668216 |
| 28 | 93333513 |