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 | 0 |
| 2 | 10 |
| 3 | 170 |
| 4 | 1934 |
| 5 | 20067 |
| 6 | 202246 |
| 7 | 2003991 |
| 8 | 19674052 |
| 9 | 192215670 |
| 10 | 1873532828 |
| 11 | 18242642732 |
| 12 | 177582019015 |
| 13 | 1728951136938 |
| 14 | 16840198807124 |
| 15 | 164117159854744 |
| 16 | 1600427660469575 |
| 17 | 15617400806292160 |