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 | 3 |
| 2 | 127 |
| 3 | 313 |
| 4 | 1447 |
| 5 | 2203 |
| 6 | 2437 |
| 7 | 2797 |
| 8 | 3217 |
| 9 | 4933 |
| 10 | 5653 |
| 11 | 6007 |
| 12 | 7207 |
| 13 | 7537 |
| 14 | 7603 |
| 15 | 7753 |
| 16 | 8233 |
| 17 | 10627 |
| 18 | 11827 |
| 19 | 12373 |
| 20 | 20353 |
| 21 | 22027 |
| 22 | 22153 |
| 23 | 23017 |
| 24 | 23563 |
| 25 | 25303 |
| 26 | 27697 |
| 27 | 27763 |
| 28 | 29023 |
| 29 | 29059 |
| 30 | 29383 |
| 31 | 31477 |
| 32 | 32323 |
| 33 | 32533 |
| 34 | 32569 |
| 35 | 32839 |
| 36 | 33199 |
| 37 | 33577 |
| 38 | 35533 |
| 39 | 36523 |
| 40 | 37273 |
| 41 | 41077 |