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 | 3556550 |
| 2 | 4112560 |
| 3 | 4112568 |
| 4 | 4116958 |
| 5 | 4117950 |
| 6 | 4118050 |
| 7 | 4554051 |
| 8 | 4614334 |
| 9 | 4614393 |
| 10 | 4614437 |
| 11 | 4614444 |
| 12 | 4652931 |
| 13 | 4662825 |
| 14 | 4663397 |
| 15 | 4668326 |
| 16 | 4668331 |
| 17 | 4668793 |
| 18 | 4668843 |
| 19 | 4669228 |
| 20 | 4669275 |
| 21 | 4669281 |