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 | 2 |
| 2 | 4 |
| 3 | 6 |
| 4 | 12 |
| 5 | 18 |
| 6 | 36 |
| 7 | 54 |
| 8 | 92 |
| 9 | 154 |
| 10 | 244 |
| 11 | 382 |
| 12 | 652 |
| 13 | 994 |
| 14 | 1572 |
| 15 | 2414 |
| 16 | 3884 |
| 17 | 5810 |
| 18 | 8996 |
| 19 | 13406 |
| 20 | 21148 |
| 21 | 31194 |
| 22 | 47508 |
| 23 | 70086 |
| 24 | 104844 |
| 25 | 156738 |
| 26 | 231044 |
| 27 | 338998 |
| 28 | 496300 |
| 29 | 721042 |
| 30 | 1064932 |
| 31 | 1536550 |
| 32 | 2232252 |
| 33 | 3213338 |
| 34 | 4628852 |
| 35 | 6603758 |
| 36 | 9554156 |
| 37 | 13545314 |
| 38 | 19354276 |