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 | 1 |
| 2 | 205505 |
| 3 | 3499105 |
| 4 | 4775905 |
| 5 | 6216001 |
| 6 | 27371265 |
| 7 | 270784801 |
| 8 | 477737601 |
| 9 | 672819265 |
| 10 | 723513345 |
| 11 | 1237655809 |
| 12 | 1528531585 |
| 13 | 1732765105 |
| 14 | 2145938433 |
| 15 | 2911107585 |
| 16 | 3214481761 |
| 17 | 3594908865 |
| 18 | 3912744705 |
| 19 | 3984159201 |
| 20 | 4356218881 |
| 21 | 4660483521 |
| 22 | 5089667905 |
| 23 | 5572247601 |
| 24 | 5628702769 |