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 | 0 |
| 1 | 16 |
| 2 | 428 |
| 3 | 445273 |
| 4 | 56175529 |
| 5 | 991892879 |
| 6 | 18296822833013 |
| 7 | 3559637526370229 |
| 8 | 6427431691337929 |
| 9 | 14804074778750628149 |
| 10 | 9387415960571046321167 |
| 11 | 594663752918349842404169 |
| 12 | 200936708396848319452718531 |
| 13 | 296345083061712053722716462103 |
| 14 | 30189234512048649753828116713823 |