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 | 60 |
| 2 | 1224 |
| 3 | 8436 |
| 4 | 34320 |
| 5 | 103020 |
| 6 | 254040 |
| 7 | 546084 |
| 8 | 1060896 |
| 9 | 1907100 |
| 10 | 3224040 |
| 11 | 5185620 |
| 12 | 8004144 |
| 13 | 11934156 |
| 14 | 17276280 |
| 15 | 24381060 |
| 16 | 33652800 |
| 17 | 45553404 |
| 18 | 60606216 |
| 19 | 79399860 |
| 20 | 102592080 |
| 21 | 130913580 |
| 22 | 165171864 |
| 23 | 206255076 |
| 24 | 255135840 |
| 25 | 312875100 |
| 26 | 380625960 |
| 27 | 459637524 |
| 28 | 551258736 |