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 | 1 |
| 1 | 8 |
| 2 | 92 |
| 3 | 974 |
| 4 | 9920 |
| 5 | 99758 |
| 6 | 999272 |
| 7 | 9997814 |
| 8 | 99993440 |
| 9 | 999980318 |
| 10 | 9999940952 |
| 11 | 99999822854 |
| 12 | 999999468560 |
| 13 | 9999998405678 |
| 14 | 99999995217032 |
| 15 | 999999985651094 |
| 16 | 9999999956953280 |
| 17 | 99999999870859838 |
| 18 | 999999999612579512 |