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) |
|---|---|
| 1 | 1163 |
| 2 | 7583 |
| 3 | 17099 |
| 4 | 48857 |
| 5 | 65963 |
| 6 | 172859 |
| 7 | 5408423 |
| 8 | 6804047 |
| 9 | 19247087 |
| 10 | 73162367 |
| 11 | 77695043 |
| 12 | 109775657 |
| 13 | 109871933 |
| 14 | 116464757 |
| 15 | 160454717 |
| 16 | 175031957 |
| 17 | 175288493 |
| 18 | 218543393 |
| 19 | 268382183 |
| 20 | 303220769 |
| 21 | 379299989 |
| 22 | 705800723 |
| 23 | 823155779 |
| 24 | 889218389 |
| 25 | 967371143 |
| 26 | 1100618483 |
| 27 | 1242282407 |
| 28 | 1701133163 |