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 | 395 |
| 3 | 9714 |
| 4 | 186987 |
| 5 | 3058990 |
| 6 | 43798840 |
| 7 | 570738085 |
| 8 | 7010453565 |
| 9 | 82490704797 |
| 10 | 927749763030 |
| 11 | 9874571566773 |
| 12 | 98622311006346 |
| 13 | 920542037366117 |
| 14 | 8028589976371346 |
| 15 | 65570255252201804 |
| 16 | 503146509213296224 |