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 | 2 |
| 2 | 94 |
| 3 | 12351 |
| 4 | 3188340 |
| 5 | 1362057155 |
| 6 | 869725707522 |
| 7 | 775929767223352 |
| 8 | 921839901090823112 |
| 9 | 1406921223577401454239 |
| 10 | 2682502220690005671884710 |
| 11 | 6248503930824315386034050253 |
| 12 | 17460431497766377837983159782652 |
| 13 | 57647207262184459310081410522242310 |
| 14 | 222006095854149044448961838142906736554 |