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 | 84 |
| 2 | 4158 |
| 3 | 158760 |
| 4 | 5182947 |
| 5 | 152457228 |
| 6 | 4166544096 |
| 7 | 107883135360 |
| 8 | 2681751885813 |
| 9 | 64597295294532 |
| 10 | 1518037879508514 |
| 11 | 34979886546859800 |
| 12 | 793401360863472999 |
| 13 | 17766424516726033596 |
| 14 | 393690756719422620612 |