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 | 243 |
| 1 | 100000 |
| 2 | 1419857 |
| 3 | 7962624 |
| 4 | 28629151 |
| 5 | 79235168 |
| 6 | 184528125 |
| 7 | 380204032 |
| 8 | 714924299 |
| 9 | 1252332576 |
| 10 | 2073071593 |
| 11 | 3276800000 |
| 12 | 4984209207 |
| 13 | 7339040224 |
| 14 | 10510100501 |
| 15 | 14693280768 |
| 16 | 20113571875 |
| 17 | 27027081632 |
| 18 | 35723051649 |
| 19 | 46525874176 |