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 | 10267951 |
| 2 | 38248981 |
| 3 | 39547171 |
| 4 | 54637831 |
| 5 | 123771511 |
| 6 | 264350521 |
| 7 | 284166877 |
| 8 | 317712877 |
| 9 | 585281791 |
| 10 | 842220289 |
| 11 | 1480849831 |
| 12 | 2144961253 |
| 13 | 2385076987 |
| 14 | 3256366051 |
| 15 | 3363763231 |
| 16 | 3383477191 |
| 17 | 3637831753 |
| 18 | 4042578403 |
| 19 | 5541525331 |