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 | 2 |
| 1 | 3 |
| 2 | 7 |
| 3 | 13 |
| 4 | 97 |
| 5 | 127 |
| 6 | 127 |
| 7 | 757 |
| 8 | 0 |
| 9 | 8933 |
| 10 | 0 |
| 11 | 18917 |
| 12 | 49193 |
| 13 | 53831 |
| 14 | 71023 |
| 15 | 71023 |
| 16 | 0 |
| 17 | 0 |
| 18 | 17427659 |
| 19 | 30196487 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 0 |
| 24 | 1586875049 |
| 25 | 988142237 |
| 26 | 7021048691 |
| 27 | 1397537747 |
| 28 | 0 |
| 29 | 2760703019 |
| 30 | 2760703019 |
| 31 | 0 |
| 32 | 0 |
| 33 | 1033545746063 |
| 34 | 0 |
| 35 | 0 |
| 36 | 7916712387631 |
| 37 | 0 |
| 38 | 0 |
| 39 | 0 |