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 | 13 |
| 2 | 89 |
| 3 | 809 |
| 4 | 4561 |
| 5 | 6689 |
| 6 | 7603 |
| 7 | 11321 |
| 8 | 16493 |
| 9 | 18229 |
| 10 | 22153 |
| 11 | 24107 |
| 12 | 28409 |
| 13 | 28687 |
| 14 | 29153 |
| 15 | 32749 |
| 16 | 33013 |
| 17 | 54493 |
| 18 | 55663 |
| 19 | 63337 |
| 20 | 63419 |
| 21 | 67169 |
| 22 | 86011 |
| 23 | 90289 |
| 24 | 108881 |
| 25 | 113647 |
| 26 | 116929 |
| 27 | 132589 |
| 28 | 133187 |
| 29 | 136033 |
| 30 | 136403 |
| 31 | 137791 |
| 32 | 145543 |
| 33 | 147353 |
| 34 | 150583 |