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 | 199 |
| 2 | 1354 |
| 3 | 4995 |
| 4 | 7320 |
| 5 | 7994 |
| 6 | 12634 |
| 7 | 44217 |
| 8 | 91116 |
| 9 | 177682 |
| 10 | 394826 |
| 11 | 458908 |
| 12 | 462763 |
| 13 | 512012 |
| 14 | 1706886 |
| 15 | 1738064 |
| 16 | 1801677 |
| 17 | 1880465 |
| 18 | 2523441 |
| 19 | 5691648 |
| 20 | 6714911 |
| 21 | 8383950 |
| 22 | 8403388 |
| 23 | 11100341 |
| 24 | 14706104 |
| 25 | 14706146 |
| 26 | 15460136 |
| 27 | 16337238 |
| 28 | 18898872 |
| 29 | 21194961 |