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 | 37550402023 |
| 2 | 142913828922 |
| 3 | 312471072265 |
| 4 | 544501644261 |
| 5 | 838596693108 |
| 6 | 1192390967254 |
| 7 | 1607061425171 |
| 8 | 2080483502248 |
| 9 | 2613521583098 |
| 10 | 3203324994356 |
| 11 | 3853640069780 |
| 12 | 4561368404019 |
| 13 | 5326234575619 |
| 14 | 6147376715980 |
| 15 | 7026422648071 |