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 | 12 |
| 2 | 119 |
| 3 | 1178 |
| 4 | 11661 |
| 5 | 115432 |
| 6 | 1142659 |
| 7 | 11311158 |
| 8 | 111968921 |
| 9 | 1108378052 |
| 10 | 10971811599 |
| 11 | 108609737938 |
| 12 | 1075125567781 |
| 13 | 10642645939872 |
| 14 | 105351333830939 |
| 15 | 1042870692369518 |
| 16 | 10323355589864241 |
| 17 | 102190685206272892 |
| 18 | 1011583496472864679 |
| 19 | 10013644279522373898 |