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 | 7 |
| 1 | 4 |
| 2 | 2 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 1 |
| 8 | 11 |
| 9 | 11 |
| 10 | 32 |
| 11 | 16 |
| 12 | 8 |
| 13 | 4 |
| 14 | 2 |
| 15 | 1 |
| 16 | 4006 |
| 17 | 2003 |
| 18 | 9284 |
| 19 | 4642 |
| 20 | 2321 |
| 21 | 107566 |
| 22 | 53783 |
| 23 | 313702 |
| 24 | 156851 |
| 25 | 1364479 |
| 26 | 1493338 |
| 27 | 746669 |
| 28 | 12145148 |
| 29 | 6072574 |
| 30 | 3036287 |
| 31 | 107186842 |
| 32 | 53593421 |
| 33 | 323781196 |
| 34 | 161890598 |
| 35 | 80945299 |
| 36 | 3501584548 |
| 37 | 1750792274 |
| 38 | 875396137 |