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 | 36 |
| 2 | 3136 |
| 3 | 343396 |
| 4 | 1336336 |
| 5 | 133333209 |
| 6 | 3333330225 |
| 7 | 313341333361 |
| 8 | 1433333333961 |
| 9 | 43333334833636 |
| 10 | 1333333832344336 |
| 11 | 123133353336333376 |
| 12 | 3233633330337433321 |
| 13 | 3333433332336331536 |
| 14 | 2333303333385023333376 |
| 15 | 133333533332333233936 |