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 | 325267931 |
| 2 | 412984667 |
| 3 | 2227604747 |
| 4 | 2409360557 |
| 5 | 4014288869 |
| 6 | 4363839617 |
| 7 | 6988064579 |
| 8 | 8402566787 |
| 9 | 9497780417 |
| 10 | 10099096127 |
| 11 | 12347083739 |
| 12 | 12429980741 |
| 13 | 13022601257 |
| 14 | 14198015129 |
| 15 | 14845029299 |
| 16 | 15330685079 |
| 17 | 16810761029 |
| 18 | 17049454841 |
| 19 | 18266059421 |
| 20 | 18864084791 |