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 | 20201 |
| 2 | 21911 |
| 3 | 25391 |
| 4 | 29269 |
| 5 | 30449 |
| 6 | 34631 |
| 7 | 50441 |
| 8 | 54851 |
| 9 | 56149 |
| 10 | 58129 |
| 11 | 63559 |
| 12 | 66431 |
| 13 | 74471 |
| 14 | 74489 |
| 15 | 76561 |
| 16 | 76579 |
| 17 | 77951 |
| 18 | 78259 |
| 19 | 81439 |
| 20 | 107581 |
| 21 | 108439 |
| 22 | 110459 |
| 23 | 112181 |
| 24 | 121421 |
| 25 | 122099 |
| 26 | 122579 |
| 27 | 131041 |
| 28 | 132911 |
| 29 | 132929 |
| 30 | 135301 |
| 31 | 137321 |
| 32 | 137849 |