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 | 11 |
| 2 | 17 |
| 3 | 67 |
| 4 | 73 |
| 5 | 89 |
| 6 | 251 |
| 7 | 307 |
| 8 | 521 |
| 9 | 593 |
| 10 | 1009 |
| 11 | 2251 |
| 12 | 2699 |
| 13 | 2753 |
| 14 | 3187 |
| 15 | 4099 |
| 16 | 4177 |
| 17 | 4339 |
| 18 | 4931 |
| 19 | 6569 |
| 20 | 7561 |
| 21 | 8009 |
| 22 | 8081 |
| 23 | 8243 |
| 24 | 10651 |
| 25 | 10657 |
| 26 | 10729 |
| 27 | 10891 |
| 28 | 14561 |
| 29 | 17209 |
| 30 | 17579 |
| 31 | 17657 |
| 32 | 19763 |
| 33 | 21961 |
| 34 | 24137 |
| 35 | 28513 |
| 36 | 32771 |
| 37 | 39313 |
| 38 | 41491 |
| 39 | 54881 |
| 40 | 57059 |
| 41 | 59113 |