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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 13 |
| 7 | 1 |
| 8 | 34 |
| 9 | 1 |
| 10 | 89 |
| 11 | 1 |
| 12 | 927 |
| 13 | 1 |
| 14 | 610 |
| 15 | 189 |
| 16 | 1597 |
| 17 | 1 |
| 18 | 35890 |
| 19 | 1 |
| 20 | 46754 |
| 21 | 1873 |
| 22 | 28657 |
| 23 | 1 |
| 24 | 3919944 |
| 25 | 1 |
| 26 | 196418 |
| 27 | 18560 |
| 28 | 4205249 |
| 29 | 1 |
| 30 | 110187694 |
| 31 | 1 |
| 32 | 39882198 |
| 33 | 183916 |
| 34 | 9227465 |
| 35 | 9496 |
| 36 | 10312882481 |
| 37 | 1 |
| 38 | 63245986 |
| 39 | 1822473 |
| 40 | 11969319436 |
| 41 | 1 |
| 42 | 141930520462 |
| 43 | 1 |
| 44 | 34020543362 |
| 45 | 339200673 |