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) |
|---|---|
| 7 | 8 |
| 8 | 120 |
| 9 | 792 |
| 10 | 3432 |
| 11 | 11440 |
| 12 | 31824 |
| 13 | 77520 |
| 14 | 170544 |
| 15 | 346104 |
| 16 | 657800 |
| 17 | 1184040 |
| 18 | 2035800 |
| 19 | 3365856 |
| 20 | 5379616 |
| 21 | 8347680 |
| 22 | 12620256 |
| 23 | 18643560 |
| 24 | 26978328 |
| 25 | 38320568 |
| 26 | 53524680 |
| 27 | 73629072 |
| 28 | 99884400 |
| 29 | 133784560 |
| 30 | 177100560 |
| 31 | 231917400 |
| 32 | 300674088 |
| 33 | 386206920 |
| 34 | 491796152 |
| 35 | 621216192 |