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 | 488880 |
| 2 | 1525680 |
| 3 | 2870280 |
| 4 | 4930272 |
| 5 | 5890248 |
| 6 | 6374664 |
| 7 | 8862984 |
| 8 | 9658080 |
| 9 | 9739080 |
| 10 | 10338480 |
| 11 | 10544544 |
| 12 | 12719880 |
| 13 | 13985712 |
| 14 | 14777280 |
| 15 | 15543216 |
| 16 | 16109280 |
| 17 | 16293600 |
| 18 | 16682400 |
| 19 | 16747848 |
| 20 | 17722080 |
| 21 | 19376136 |
| 22 | 20822472 |
| 23 | 22178736 |
| 24 | 22842288 |
| 25 | 25517232 |
| 26 | 26056368 |
| 27 | 26927280 |