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 | 6 |
| 2 | 34 |
| 3 | 26523 |
| 4 | 1562387946 |
| 5 | 2711148268367282801 |
| 6 | 12495200597418585355327760706720583332 |
| 7 | 249241682973403163668428197861526798556923221288701528163601730404432403391 |