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 | 9 |
| 2 | 25 |
| 3 | 73 |
| 4 | 89 |
| 5 | 521 |
| 6 | 537 |
| 7 | 585 |
| 8 | 601 |
| 9 | 2057 |
| 10 | 2073 |
| 11 | 2121 |
| 12 | 2137 |
| 13 | 2569 |
| 14 | 2585 |
| 15 | 2633 |
| 16 | 2649 |
| 17 | 4105 |
| 18 | 4121 |
| 19 | 4169 |
| 20 | 4185 |
| 21 | 4617 |
| 22 | 4633 |
| 23 | 4681 |
| 24 | 4697 |
| 25 | 6153 |
| 26 | 6169 |
| 27 | 6217 |
| 28 | 6233 |
| 29 | 6665 |
| 30 | 6681 |
| 31 | 6729 |
| 32 | 6745 |
| 33 | 8201 |
| 34 | 8217 |
| 35 | 8265 |
| 36 | 8281 |
| 37 | 8713 |
| 38 | 8729 |
| 39 | 8777 |
| 40 | 8793 |
| 41 | 10249 |
| 42 | 10265 |