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 | 127 |
| 2 | 131 |
| 3 | 139 |
| 4 | 1163 |
| 5 | 1171 |
| 6 | 1187 |
| 7 | 1699 |
| 8 | 263843 |
| 9 | 265891 |
| 10 | 269987 |
| 11 | 33824419 |
| 12 | 33824423 |
| 13 | 33824431 |
| 14 | 33889967 |
| 15 | 33889969 |
| 16 | 33890033 |
| 17 | 33892081 |
| 18 | 33892337 |
| 19 | 220855883097298041197912187592864814478435487109452369765200775195469809 |