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 | 3 |
| 3 | 16 |
| 4 | 343 |
| 5 | 1296 |
| 6 | 248832 |
| 7 | 262144 |
| 8 | 170859375 |
| 9 | 815730721 |
| 10 | 198359290368 |
| 11 | 61917364224 |
| 12 | 8293509467471872 |
| 13 | 56693912375296 |
| 14 | 876488338465357824 |
| 15 | 21035720123168587776 |
| 16 | 23465261991844685929951 |
| 17 | 121439531096594251776 |
| 18 | 1117116121846700839825703079 |
| 19 | 262144000000000000000000 |