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 | 747521 |
| 2 | 2333797 |
| 3 | 2337397 |
| 4 | 2337691 |
| 5 | 3373547 |
| 6 | 3373907 |
| 7 | 3378317 |
| 8 | 3379829 |
| 9 | 3574657 |
| 10 | 3639997 |
| 11 | 3733967 |
| 12 | 3746507 |
| 13 | 3777419 |
| 14 | 3784463 |
| 15 | 3789293 |
| 16 | 3791423 |
| 17 | 3795569 |
| 18 | 3798923 |
| 19 | 4389883 |
| 20 | 7548461 |