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 | 2176782336 |
| 1 | 281474976710656 |
| 2 | 95428956661682176 |
| 3 | 4738381338321616896 |
| 4 | 89762301673555234816 |
| 5 | 951166013805414055936 |
| 6 | 6831675453247426400256 |
| 7 | 37133262473195501387776 |
| 8 | 163674647745587512938496 |
| 9 | 612709757329767363772416 |