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 | 14 |
| 2 | 490 |
| 3 | 10290 |
| 4 | 163268 |
| 5 | 2184910 |
| 6 | 26118078 |
| 7 | 288240050 |
| 8 | 2997696520 |
| 9 | 29780961966 |
| 10 | 285300001490 |
| 11 | 2653572489106 |
| 12 | 24083839729740 |
| 13 | 214124712999470 |
| 14 | 1870539234917542 |
| 15 | 16094233518706770 |
| 16 | 136653810502199312 |