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 | 1 |
| 1 | 3 |
| 2 | 5 |
| 3 | 8 |
| 4 | 12 |
| 5 | 17 |
| 6 | 25 |
| 7 | 37 |
| 8 | 53 |
| 9 | 75 |
| 10 | 107 |
| 11 | 152 |
| 12 | 216 |
| 13 | 309 |
| 14 | 441 |
| 15 | 628 |
| 16 | 895 |
| 17 | 1275 |
| 18 | 1816 |
| 19 | 2588 |
| 20 | 3689 |
| 21 | 5257 |
| 22 | 7491 |
| 23 | 10675 |
| 24 | 15211 |
| 25 | 21675 |
| 26 | 30888 |
| 27 | 44016 |
| 28 | 62723 |
| 29 | 89381 |
| 30 | 127368 |
| 31 | 181499 |
| 32 | 258637 |
| 33 | 368560 |
| 34 | 525200 |
| 35 | 748413 |
| 36 | 1066493 |
| 37 | 1519757 |
| 38 | 2165661 |
| 39 | 3086079 |
| 40 | 4397679 |
| 41 | 6266716 |
| 42 | 8930104 |
| 43 | 12725445 |
| 44 | 18133825 |
| 45 | 25840796 |
| 46 | 36823271 |
| 47 | 52473355 |