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 | 13 |
| 2 | 229 |
| 3 | 269 |
| 4 | 331 |
| 5 | 1036991 |
| 6 | 193 |
| 7 | 1187 |
| 8 | 379 |
| 9 | 942381313 |
| 10 | 1078717 |
| 11 | 1690920279179 |
| 12 | 593 |
| 13 | 181 |
| 14 | 1433 |
| 15 | 641 |
| 16 | 139 |
| 17 | 631 |
| 18 | 2622013 |
| 19 | 1123 |
| 20 | 130337 |
| 21 | 223 |
| 22 | 155784593 |
| 23 | 3746107 |
| 24 | 1223 |
| 25 | 13791824242727551 |
| 26 | 67623587 |
| 27 | 853 |
| 28 | 299635177 |
| 29 | 3966293 |
| 30 | 197 |
| 31 | 4755811387725362803 |
| 32 | 263 |
| 33 | 40637 |
| 34 | 577 |