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 | 1234567890 |
| 2 | 1358024679 |
| 3 | 1604938257 |
| 4 | 1728395046 |
| 5 | 1975308624 |
| 6 | 2098765413 |
| 7 | 2469135780 |
| 8 | 2716049358 |
| 9 | 2839506147 |
| 10 | 3086419725 |
| 11 | 3209876514 |
| 12 | 3827160459 |
| 13 | 3950617248 |
| 14 | 4197530826 |
| 15 | 4320987615 |
| 16 | 4938271560 |
| 17 | 5061728349 |
| 18 | 5308641927 |