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 | 2 |
| 2 | 3 |
| 3 | 11 |
| 4 | 53 |
| 5 | 29 |
| 6 | 97 |
| 7 | 211 |
| 8 | 127 |
| 9 | 223 |
| 10 | 547 |
| 11 | 797 |
| 12 | 2203 |
| 13 | 2999 |
| 14 | 1657 |
| 15 | 1367 |
| 16 | 1361 |
| 17 | 5623 |
| 18 | 3989 |
| 19 | 18859 |
| 20 | 9587 |
| 21 | 19373 |
| 22 | 14143 |
| 23 | 19681 |
| 24 | 15727 |
| 25 | 25523 |
| 26 | 19661 |
| 27 | 43853 |
| 28 | 34127 |
| 29 | 31477 |
| 30 | 34123 |
| 31 | 31469 |
| 32 | 124067 |
| 33 | 188137 |
| 34 | 153247 |
| 35 | 58889 |
| 36 | 107441 |
| 37 | 212791 |
| 38 | 221021 |
| 39 | 188107 |
| 40 | 206749 |