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 | 31 |
| 4 | 43 |
| 5 | 73 |
| 6 | 241 |
| 7 | 421 |
| 8 | 463 |
| 9 | 601 |
| 10 | 1093 |
| 11 | 1483 |
| 12 | 1723 |
| 13 | 2551 |
| 14 | 2971 |
| 15 | 3541 |
| 16 | 4423 |
| 17 | 8011 |
| 18 | 10303 |
| 19 | 17293 |
| 20 | 19183 |
| 21 | 20023 |
| 22 | 22621 |
| 23 | 23563 |
| 24 | 24181 |
| 25 | 27061 |
| 26 | 31153 |
| 27 | 35533 |
| 28 | 41413 |
| 29 | 42643 |
| 30 | 43891 |
| 31 | 46441 |
| 32 | 47743 |
| 33 | 53593 |
| 34 | 55933 |
| 35 | 60763 |
| 36 | 83233 |
| 37 | 84391 |
| 38 | 95791 |
| 39 | 98911 |
| 40 | 123553 |
| 41 | 143263 |
| 42 | 156421 |
| 43 | 164431 |