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 | 2 |
| 3 | 3855 |
| 4 | 4096 |
| 5 | 4112 |
| 6 | 4352 |
| 7 | 5120 |
| 8 | 5140 |
| 9 | 5440 |
| 10 | 6144 |
| 11 | 6168 |
| 12 | 6528 |
| 13 | 7680 |
| 14 | 7710 |
| 15 | 8160 |
| 16 | 5570645 |
| 17 | 8388608 |
| 18 | 8388736 |
| 19 | 8421376 |
| 20 | 8912896 |
| 21 | 8913032 |
| 22 | 8947712 |
| 23 | 10485760 |
| 24 | 10485920 |
| 25 | 10526720 |
| 26 | 11141120 |
| 27 | 11141290 |
| 28 | 11184640 |
| 29 | 12582912 |
| 30 | 12583104 |