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 | 9085584992 |
| 2 | 16933805856 |
| 3 | 37377003050 |
| 4 | 39254220544 |
| 5 | 41066625600 |
| 6 | 41485873792 |
| 7 | 42149876800 |
| 8 | 43828403850 |
| 9 | 44180505600 |
| 10 | 45902654525 |
| 11 | 48588434400 |
| 12 | 52005184992 |
| 13 | 53536896864 |
| 14 | 54156285568 |
| 15 | 56229189632 |
| 16 | 57088402525 |
| 17 | 59954496800 |
| 18 | 63432407850 |
| 19 | 66188522400 |
| 20 | 66507304800 |