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 | 64 |
| 2 | 377 |
| 3 | 7164 |
| 4 | 71152 |
| 5 | 986929 |
| 6 | 11462588 |
| 7 | 145764780 |
| 8 | 1769780565 |
| 9 | 21988745988 |
| 10 | 270110390804 |
| 11 | 3336423566677 |
| 12 | 41102425332512 |
| 13 | 506994024857925 |
| 14 | 6249982640820369 |
| 15 | 77068431918058476 |
| 16 | 950205205067610609 |