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 | 4 |
| 3 | 9 |
| 4 | 100 |
| 5 | 324 |
| 6 | 576 |
| 7 | 4225 |
| 8 | 5776 |
| 9 | 10000 |
| 10 | 36864 |
| 11 | 42025 |
| 12 | 1000000 |
| 13 | 3055504 |
| 14 | 3640464 |
| 15 | 5597956 |
| 16 | 8803089 |
| 17 | 32855824 |
| 18 | 100000000 |
| 19 | 360696064 |
| 20 | 422919225 |
| 21 | 10000000000 |
| 22 | 30485858404 |
| 23 | 30536863504 |
| 24 | 32154945124 |
| 25 | 59080108096 |
| 26 | 86310801369 |
| 27 | 304816618404 |
| 28 | 1000000000000 |
| 29 | 3490500050944 |