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 | 16 |
| 3 | 158 |
| 4 | 1593 |
| 5 | 15919 |
| 6 | 159139 |
| 7 | 1591579 |
| 8 | 15915492 |
| 9 | 159154994 |
| 10 | 1591549475 |
| 11 | 15915494180 |
| 12 | 159154943063 |
| 13 | 1591549430580 |
| 14 | 15915494309496 |
| 15 | 159154943089963 |
| 16 | 1591549430916326 |
| 17 | 15915494309190251 |
| 18 | 159154943091887752 |
| 19 | 1591549430918979115 |