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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 17 |
| 6 | 31 |
| 7 | 71 |
| 8 | 127 |
| 9 | 157 |
| 10 | 227 |
| 11 | 257 |
| 12 | 293 |
| 13 | 349 |
| 14 | 419 |
| 15 | 503 |
| 16 | 32299 |
| 17 | 33343 |
| 18 | 72421 |
| 19 | 80429 |
| 20 | 134269 |
| 21 | 140473 |
| 22 | 252761 |
| 23 | 2499061 |
| 24 | 201329923 |
| 25 | 607488611 |
| 26 | 1005428989 |
| 27 | 2920552289 |
| 28 | 8185638173 |
| 29 | 10676478541 |
| 30 | 14058719281 |
| 31 | 15985335181 |
| 32 | 34020175663 |
| 33 | 159315910211 |
| 34 | 1448256661853 |