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 | 1 |
| 3 | 15 |
| 4 | 9 |
| 5 | 1 |
| 6 | 99 |
| 7 | 81 |
| 8 | 15 |
| 9 | 1 |
| 10 | 814 |
| 11 | 816 |
| 12 | 195 |
| 13 | 21 |
| 14 | 1 |
| 15 | 8057 |
| 16 | 9366 |
| 17 | 2625 |
| 18 | 357 |
| 19 | 27 |
| 20 | 1 |
| 21 | 93627 |
| 22 | 122148 |
| 23 | 38270 |
| 24 | 6006 |
| 25 | 567 |
| 26 | 33 |
| 27 | 1 |
| 28 | 1252752 |
| 29 | 1795481 |
| 30 | 611525 |
| 31 | 105910 |
| 32 | 11439 |
| 33 | 825 |
| 34 | 39 |
| 35 | 1 |
| 36 | 19003467 |
| 37 | 29478724 |
| 38 | 10721093 |
| 39 | 1996988 |
| 40 | 236430 |
| 41 | 19404 |
| 42 | 1131 |
| 43 | 45 |
| 44 | 1 |
| 45 | 322722064 |