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 | 1 |
| 2 | 6 |
| 3 | 36 |
| 4 | 231 |
| 5 | 1296 |
| 6 | 7992 |
| 7 | 46656 |
| 8 | 281252 |
| 9 | 1680246 |
| 10 | 10085472 |
| 11 | 60466176 |
| 12 | 362852028 |
| 13 | 2176782336 |
| 14 | 13060973952 |
| 15 | 78364210752 |
| 16 | 470186690667 |
| 17 | 2821109907456 |
| 18 | 16926669806148 |
| 19 | 101559956668416 |
| 20 | 609359800776048 |
| 21 | 3656158441742592 |
| 22 | 21936951003174912 |
| 23 | 131621703842267136 |
| 24 | 789730225242306480 |