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 | 143 |
| 2 | 17963 |
| 3 | 46943 |
| 4 | 64583 |
| 5 | 85877 |
| 6 | 128843 |
| 7 | 155933 |
| 8 | 208403 |
| 9 | 209933 |
| 10 | 1992383 |
| 11 | 2155283 |
| 12 | 2237183 |
| 13 | 2973113 |
| 14 | 3535883 |
| 15 | 3697733 |
| 16 | 3834683 |
| 17 | 4858631 |
| 18 | 8060753 |
| 19 | 10109093 |
| 20 | 11841383 |
| 21 | 12344813 |
| 22 | 13107263 |
| 23 | 15453383 |
| 24 | 16122653 |
| 25 | 16533749 |
| 26 | 18401183 |
| 27 | 18742823 |