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) |
|---|---|
| 2 | 2 |
| 3 | 5 |
| 4 | 3 |
| 5 | 29 |
| 6 | 7 |
| 7 | 13 |
| 8 | 17 |
| 9 | 197 |
| 10 | 41 |
| 11 | 5741 |
| 12 | 11 |
| 13 | 33461 |
| 14 | 239 |
| 15 | 269 |
| 16 | 577 |
| 17 | 8297 |
| 18 | 199 |
| 19 | 179057 |
| 20 | 59 |
| 21 | 45697 |
| 22 | 5741 |
| 23 | 982789 |
| 24 | 1153 |
| 25 | 29201 |
| 26 | 33461 |
| 27 | 146449 |
| 28 | 337 |
| 29 | 44560482149 |
| 30 | 269 |
| 31 | 3272609 |
| 32 | 665857 |
| 33 | 52734529 |
| 34 | 15607 |
| 35 | 1800193921 |
| 36 | 199 |
| 37 | 1101341 |
| 38 | 9369319 |
| 39 | 4605197 |
| 40 | 5521 |
| 41 | 1746860020068409 |