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 | 156735 |
| 2 | 809919 |
| 3 | 1276479 |
| 4 | 1429568 |
| 5 | 1649727 |
| 6 | 1836351 |
| 7 | 2269376 |
| 8 | 2489535 |
| 9 | 2549312 |
| 10 | 2769471 |
| 11 | 2922560 |
| 12 | 3202496 |
| 13 | 3236031 |
| 14 | 4449087 |
| 15 | 4729023 |
| 16 | 4915647 |
| 17 | 5068736 |
| 18 | 5288895 |
| 19 | 5441984 |
| 20 | 5628608 |
| 21 | 5721920 |
| 22 | 6035391 |
| 23 | 6281792 |
| 24 | 6468416 |
| 25 | 6595263 |
| 26 | 6841664 |
| 27 | 7028288 |
| 28 | 7248447 |
| 29 | 7528383 |