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 | 1 |
| 1 | 512 |
| 2 | 38854 |
| 3 | 1455278 |
| 4 | 37712866 |
| 5 | 779305142 |
| 6 | 13821281314 |
| 7 | 219680806598 |
| 8 | 3216941445106 |
| 9 | 44222780245622 |
| 10 | 578333776748674 |
| 11 | 7265797378375718 |
| 12 | 88340967898764946 |
| 13 | 1045408905465897302 |
| 14 | 12094777018030598434 |
| 15 | 137292855542017989638 |