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) |
|---|---|
| 0 | 6 |
| 1 | 9 |
| 2 | 12 |
| 3 | 18 |
| 4 | 27 |
| 5 | 42 |
| 6 | 66 |
| 7 | 105 |
| 8 | 168 |
| 9 | 270 |
| 10 | 435 |
| 11 | 702 |
| 12 | 1134 |
| 13 | 1833 |
| 14 | 2964 |
| 15 | 4794 |
| 16 | 7755 |
| 17 | 12546 |
| 18 | 20298 |
| 19 | 32841 |
| 20 | 53136 |
| 21 | 85974 |
| 22 | 139107 |
| 23 | 225078 |
| 24 | 364182 |
| 25 | 589257 |
| 26 | 953436 |
| 27 | 1542690 |
| 28 | 2496123 |
| 29 | 4038810 |
| 30 | 6534930 |
| 31 | 10573737 |
| 32 | 17108664 |
| 33 | 27682398 |
| 34 | 44791059 |