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 | 521 |
| 2 | 10889 |
| 3 | 23201 |
| 4 | 27449 |
| 5 | 31769 |
| 6 | 36161 |
| 7 | 45161 |
| 8 | 54449 |
| 9 | 78929 |
| 10 | 99809 |
| 11 | 1148921 |
| 12 | 1229201 |
| 13 | 1309769 |
| 14 | 1431161 |
| 15 | 2047841 |
| 16 | 2257001 |
| 17 | 2299049 |
| 18 | 2467961 |
| 19 | 2595401 |
| 20 | 2680721 |
| 21 | 2766329 |
| 22 | 2809241 |
| 23 | 2895281 |
| 24 | 2938409 |
| 25 | 3024881 |
| 26 | 3329801 |
| 27 | 3417569 |
| 28 | 3461561 |