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 | 51445 |
| 2 | 876733 |
| 3 | 1646240 |
| 4 | 3558289 |
| 5 | 4062500 |
| 6 | 5687000 |
| 7 | 7962869 |
| 8 | 8227494 |
| 9 | 9792364 |
| 10 | 9924675 |
| 11 | 10908544 |
| 12 | 12501135 |
| 13 | 15249850 |
| 14 | 18317994 |
| 15 | 18804544 |
| 16 | 20611151 |
| 17 | 20983875 |
| 18 | 21297837 |
| 19 | 23944908 |
| 20 | 24201342 |
| 21 | 24598407 |
| 22 | 27806867 |
| 23 | 28055456 |
| 24 | 29480343 |
| 25 | 31584102 |
| 26 | 32557875 |
| 27 | 32814683 |
| 28 | 35469555 |
| 29 | 40882844 |
| 30 | 45177175 |