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 | 5 |
| 2 | 13 |
| 3 | 1733 |
| 4 | 2749 |
| 5 | 13829 |
| 6 | 17581 |
| 7 | 54877 |
| 8 | 74093 |
| 9 | 110597 |
| 10 | 175621 |
| 11 | 287501 |
| 12 | 474557 |
| 13 | 636061 |
| 14 | 778693 |
| 15 | 1124869 |
| 16 | 1560901 |
| 17 | 2000381 |
| 18 | 2628077 |
| 19 | 3112141 |
| 20 | 4410949 |
| 21 | 6434861 |
| 22 | 7077893 |
| 23 | 7301389 |
| 24 | 7762397 |
| 25 | 11239429 |
| 26 | 14172493 |
| 27 | 18399749 |
| 28 | 21024581 |
| 29 | 25934341 |