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 | 89 |
| 2 | 3898 |
| 3 | 13325 |
| 4 | 28370 |
| 5 | 49033 |
| 6 | 75314 |
| 7 | 107213 |
| 8 | 144730 |
| 9 | 187865 |
| 10 | 236618 |
| 11 | 290989 |
| 12 | 350978 |
| 13 | 416585 |
| 14 | 487810 |
| 15 | 564653 |
| 16 | 647114 |
| 17 | 735193 |
| 18 | 828890 |
| 19 | 928205 |
| 20 | 1033138 |
| 21 | 1143689 |
| 22 | 1259858 |
| 23 | 1381645 |
| 24 | 1509050 |
| 25 | 1642073 |
| 26 | 1780714 |
| 27 | 1924973 |
| 28 | 2074850 |