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 | 14 |
| 2 | 156 |
| 3 | 1624 |
| 4 | 16496 |
| 5 | 165984 |
| 6 | 1663936 |
| 7 | 16655744 |
| 8 | 166622976 |
| 9 | 1666491904 |
| 10 | 16665967616 |
| 11 | 166663870464 |
| 12 | 1666655481856 |
| 13 | 16666621927424 |
| 14 | 166666487709696 |
| 15 | 1666665950838784 |
| 16 | 16666663803355136 |
| 17 | 166666655213420544 |