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 | 7172525 |
| 2 | 15122988 |
| 3 | 21210412 |
| 4 | 48538612 |
| 5 | 48752905 |
| 6 | 51466002 |
| 7 | 52658325 |
| 8 | 55938150 |
| 9 | 57611786 |
| 10 | 73564837 |
| 11 | 79352750 |
| 12 | 83297618 |
| 13 | 87015476 |
| 14 | 96850742 |
| 15 | 101001720 |
| 16 | 112873406 |
| 17 | 112907600 |
| 18 | 122331745 |
| 19 | 131633392 |
| 20 | 132790999 |
| 21 | 135376501 |
| 22 | 141763112 |
| 23 | 148650650 |
| 24 | 156434774 |
| 25 | 173413868 |
| 26 | 177310781 |
| 27 | 180684007 |
| 28 | 190994768 |