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 | 1 |
| 2 | 12 |
| 3 | 132 |
| 4 | 1432 |
| 5 | 15432 |
| 6 | 165432 |
| 7 | 1765432 |
| 8 | 18765432 |
| 9 | 198765432 |
| 10 | 11098765432 |
| 11 | 1111098765432 |
| 12 | 112111098765432 |
| 13 | 11312111098765432 |
| 14 | 1141312111098765432 |
| 15 | 115141312111098765432 |
| 16 | 11615141312111098765432 |