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 | 109 |
| 2 | 433 |
| 3 | 172801 |
| 4 | 238573 |
| 5 | 363313 |
| 6 | 640333 |
| 7 | 1145773 |
| 8 | 1968301 |
| 9 | 2056753 |
| 10 | 3121201 |
| 11 | 3577393 |
| 12 | 6588973 |
| 13 | 11197873 |
| 14 | 13079233 |
| 15 | 13381633 |
| 16 | 15431473 |
| 17 | 21676033 |
| 18 | 26462701 |
| 19 | 34476301 |
| 20 | 37340353 |
| 21 | 43823053 |
| 22 | 48481201 |
| 23 | 54749953 |
| 24 | 56454733 |
| 25 | 90816013 |
| 26 | 96038893 |
| 27 | 102667501 |
| 28 | 128786113 |