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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 10 |
| 7 | 15 |
| 8 | 23 |
| 9 | 36 |
| 10 | 59 |
| 11 | 93 |
| 12 | 148 |
| 13 | 234 |
| 14 | 372 |
| 15 | 592 |
| 16 | 939 |
| 17 | 1490 |
| 18 | 2366 |
| 19 | 3754 |
| 20 | 5959 |
| 21 | 9460 |
| 22 | 15017 |
| 23 | 23838 |
| 24 | 37841 |
| 25 | 60068 |
| 26 | 95352 |
| 27 | 151362 |