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 | 7 |
| 2 | 13 |
| 3 | 37 |
| 4 | 97 |
| 5 | 103 |
| 6 | 223 |
| 7 | 307 |
| 8 | 457 |
| 9 | 853 |
| 10 | 877 |
| 11 | 1087 |
| 12 | 1297 |
| 13 | 1423 |
| 14 | 1483 |
| 15 | 1867 |
| 16 | 1993 |
| 17 | 2683 |
| 18 | 3457 |
| 19 | 4513 |
| 20 | 4783 |
| 21 | 5227 |
| 22 | 5647 |
| 23 | 6823 |
| 24 | 7873 |
| 25 | 8287 |
| 26 | 10453 |
| 27 | 13687 |
| 28 | 13873 |
| 29 | 15727 |
| 30 | 16057 |
| 31 | 16063 |
| 32 | 16183 |
| 33 | 17383 |
| 34 | 19417 |
| 35 | 19423 |
| 36 | 20743 |
| 37 | 21013 |
| 38 | 21313 |
| 39 | 22273 |
| 40 | 23053 |
| 41 | 23557 |