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 | 13 |
| 2 | 113 |
| 3 | 2113 |
| 4 | 192113 |
| 5 | 3192113 |
| 6 | 83192113 |
| 7 | 1583192113 |
| 8 | 181583192113 |
| 9 | 10181583192113 |
| 10 | 1710181583192113 |
| 11 | 451710181583192113 |
| 12 | 24451710181583192113 |
| 13 | 2224451710181583192113 |
| 14 | 112224451710181583192113 |