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 | 230631 |
| 2 | 691894 |
| 3 | 345947 |
| 4 | 1037842 |
| 5 | 518921 |
| 6 | 1556764 |
| 7 | 778382 |
| 8 | 389191 |
| 9 | 1167574 |
| 10 | 583787 |
| 11 | 1751362 |
| 12 | 875681 |
| 13 | 2627044 |
| 14 | 1313522 |
| 15 | 656761 |
| 16 | 1970284 |
| 17 | 985142 |
| 18 | 492571 |
| 19 | 1477714 |
| 20 | 738857 |
| 21 | 2216572 |
| 22 | 1108286 |
| 23 | 554143 |
| 24 | 1662430 |
| 25 | 831215 |
| 26 | 2493646 |
| 27 | 1246823 |