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 | 486 |
| 2 | 768 |
| 3 | 8748 |
| 4 | 303750 |
| 5 | 354294 |
| 6 | 393216 |
| 7 | 480000 |
| 8 | 506250 |
| 9 | 984150 |
| 10 | 1179648 |
| 11 | 1228800 |
| 12 | 1417176 |
| 13 | 3906250 |
| 14 | 5467500 |
| 15 | 6635520 |
| 16 | 9841500 |
| 17 | 18750000 |
| 18 | 24504606 |
| 19 | 25312500 |
| 20 | 35156250 |
| 21 | 47829690 |
| 22 | 57177414 |
| 23 | 57395628 |
| 24 | 83886080 |
| 25 | 90354432 |
| 26 | 123018750 |
| 27 | 153600000 |
| 28 | 154140672 |
| 29 | 156243654 |
| 30 | 201326592 |
| 31 | 210937500 |
| 32 | 221433750 |
| 33 | 245760000 |
| 34 | 258280326 |
| 35 | 382637520 |
| 36 | 460800000 |
| 37 | 492075000 |
| 38 | 600000000 |