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 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 7 |
| 8 | 9 |
| 9 | 12 |
| 10 | 14 |
| 11 | 19 |
| 12 | 21 |
| 13 | 27 |
| 14 | 30 |
| 15 | 33 |
| 16 | 41 |
| 17 | 50 |
| 18 | 57 |
| 19 | 68 |
| 20 | 79 |
| 21 | 89 |
| 22 | 112 |
| 23 | 126 |
| 24 | 144 |
| 25 | 172 |
| 26 | 198 |
| 27 | 220 |
| 28 | 257 |
| 29 | 298 |
| 30 | 327 |
| 31 | 383 |
| 32 | 423 |
| 33 | 477 |
| 34 | 533 |
| 35 | 621 |
| 36 | 650 |
| 37 | 760 |
| 38 | 816 |
| 39 | 920 |
| 40 | 1013 |