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 | 1 |
| 2 | 36 |
| 3 | 400 |
| 4 | 3136 |
| 5 | 24336 |
| 6 | 115600 |
| 7 | 118336 |
| 8 | 126736 |
| 9 | 211600 |
| 10 | 309136 |
| 11 | 430336 |
| 12 | 577600 |
| 13 | 5973136 |
| 14 | 19713600 |
| 15 | 30869136 |
| 16 | 53582400 |
| 17 | 3086469136 |
| 18 | 4310710336 |
| 19 | 71526293136 |
| 20 | 111155560000 |
| 21 | 112104432400 |
| 22 | 113531259136 |
| 23 | 137756776336 |
| 24 | 206170483600 |
| 25 | 245996160400 |
| 26 | 262303768336 |
| 27 | 308642469136 |