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) |
|---|---|
| 2 | 5 |
| 3 | 63 |
| 4 | 35 |
| 5 | 63 |
| 6 | 335 |
| 7 | 603 |
| 8 | 335 |
| 9 | 6003 |
| 10 | 3335 |
| 11 | 6003 |
| 12 | 33335 |
| 13 | 60003 |
| 14 | 33335 |
| 15 | 600003 |
| 16 | 333335 |
| 17 | 6000003 |
| 18 | 3333335 |
| 19 | 6000003 |
| 20 | 3333335 |
| 21 | 60000003 |
| 22 | 33333335 |
| 23 | 600000003 |
| 24 | 333333335 |
| 25 | 600000003 |
| 26 | 3333333335 |
| 27 | 6000000003 |
| 28 | 3333333335 |
| 29 | 60000000003 |