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 | 39 |
| 2 | 715 |
| 3 | 1983 |
| 4 | 2319 |
| 5 | 2499 |
| 6 | 3775 |
| 7 | 12819 |
| 8 | 63583 |
| 9 | 121555 |
| 10 | 121839 |
| 11 | 468523 |
| 12 | 908739 |