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 | 5 |
| 2 | 509 |
| 3 | 1013 |
| 4 | 3533 |
| 5 | 6053 |
| 6 | 8069 |
| 7 | 8573 |
| 8 | 10589 |
| 9 | 11093 |
| 10 | 11597 |
| 11 | 12101 |
| 12 | 13109 |
| 13 | 13613 |
| 14 | 14621 |
| 15 | 15629 |
| 16 | 18149 |
| 17 | 19157 |
| 18 | 19661 |
| 19 | 23189 |
| 20 | 24197 |
| 21 | 26717 |
| 22 | 28229 |
| 23 | 29741 |
| 24 | 31253 |
| 25 | 32261 |
| 26 | 33773 |
| 27 | 34781 |
| 28 | 36293 |
| 29 | 39317 |
| 30 | 39821 |
| 31 | 40829 |
| 32 | 41333 |
| 33 | 43853 |
| 34 | 44357 |
| 35 | 45869 |
| 36 | 46877 |
| 37 | 47381 |
| 38 | 50909 |
| 39 | 51413 |