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 | 5 |
| 2 | 7 |
| 3 | 53 |
| 4 | 59 |
| 5 | 151 |
| 6 | 313 |
| 7 | 1069 |
| 8 | 1789 |
| 9 | 1823 |
| 10 | 2237 |
| 11 | 2777 |
| 12 | 3329 |
| 13 | 3881 |
| 14 | 3931 |
| 15 | 4583 |
| 16 | 5227 |
| 17 | 6037 |
| 18 | 7621 |
| 19 | 7691 |
| 20 | 9467 |
| 21 | 12611 |
| 22 | 13759 |
| 23 | 14957 |
| 24 | 17609 |
| 25 | 20249 |
| 26 | 28123 |
| 27 | 35081 |
| 28 | 36979 |
| 29 | 49417 |
| 30 | 56311 |
| 31 | 56501 |
| 32 | 63857 |
| 33 | 69011 |
| 34 | 71663 |
| 35 | 79693 |
| 36 | 85439 |
| 37 | 94433 |
| 38 | 114041 |
| 39 | 117443 |