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 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 8 |
| 6 | 9 |
| 7 | 22 |
| 8 | 23 |
| 9 | 30 |
| 10 | 55 |
| 11 | 64 |
| 12 | 65 |
| 13 | 98 |
| 14 | 158 |
| 15 | 196 |
| 16 | 197 |
| 17 | 318 |
| 18 | 484 |
| 19 | 625 |
| 20 | 626 |
| 21 | 687 |
| 22 | 1042 |
| 23 | 1549 |
| 24 | 1973 |
| 25 | 2055 |
| 26 | 2056 |
| 27 | 2376 |
| 28 | 3471 |
| 29 | 5113 |
| 30 | 6558 |
| 31 | 6917 |
| 32 | 6918 |
| 33 | 8191 |
| 34 | 11763 |
| 35 | 17268 |
| 36 | 22277 |
| 37 | 23713 |
| 38 | 23714 |
| 39 | 24331 |
| 40 | 28360 |
| 41 | 40491 |
| 42 | 59362 |
| 43 | 76942 |
| 44 | 81754 |
| 45 | 82499 |