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 | 36 |
| 2 | 225 |
| 3 | 1225 |
| 4 | 5929 |
| 5 | 20449 |
| 6 | 48841 |
| 7 | 104329 |
| 8 | 190969 |
| 9 | 444889 |
| 10 | 808201 |
| 11 | 1315609 |
| 12 | 2301289 |
| 13 | 3108169 |
| 14 | 4084441 |
| 15 | 6205081 |
| 16 | 9778129 |
| 17 | 12952801 |
| 18 | 16703569 |
| 19 | 22629049 |
| 20 | 26863489 |
| 21 | 33258289 |
| 22 | 42994249 |
| 23 | 54567769 |
| 24 | 74528689 |
| 25 | 95981209 |
| 26 | 108222409 |