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 | 49 |
| 2 | 529 |
| 3 | 1681 |
| 4 | 10609 |
| 5 | 26569 |
| 6 | 27889 |
| 7 | 72361 |
| 8 | 100489 |
| 9 | 109561 |
| 10 | 196249 |
| 11 | 214369 |
| 12 | 727609 |
| 13 | 863041 |
| 14 | 877969 |
| 15 | 1142761 |
| 16 | 1371241 |
| 17 | 1471369 |
| 18 | 1692601 |
| 19 | 1957201 |
| 20 | 2199289 |
| 21 | 2601769 |
| 22 | 2745649 |
| 23 | 3500641 |
| 24 | 3613801 |
| 25 | 3798601 |
| 26 | 3972049 |
| 27 | 4214809 |
| 28 | 5812921 |
| 29 | 6405961 |
| 30 | 7134241 |
| 31 | 7349521 |