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 | 15841 |
| 2 | 29341 |
| 3 | 52633 |
| 4 | 74665 |
| 5 | 252601 |
| 6 | 314821 |
| 7 | 476971 |
| 8 | 635401 |
| 9 | 1004653 |
| 10 | 1023121 |
| 11 | 1907851 |
| 12 | 1909001 |
| 13 | 2419385 |
| 14 | 2953711 |
| 15 | 3581761 |
| 16 | 4335241 |
| 17 | 4682833 |
| 18 | 5049001 |
| 19 | 5444489 |
| 20 | 5599765 |
| 21 | 5681809 |
| 22 | 9069229 |
| 23 | 13421773 |
| 24 | 15247621 |
| 25 | 15510041 |
| 26 | 15603391 |
| 27 | 17509501 |
| 28 | 26254801 |
| 29 | 26758057 |
| 30 | 27966709 |