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 | 221167422 |
| 2 | 1407472722 |
| 3 | 3639720042 |
| 4 | 3865964268 |
| 5 | 4982931368 |
| 6 | 5005996146 |
| 7 | 7108776620 |
| 8 | 8044261244 |
| 9 | 10249558974 |
| 10 | 12766690268 |
| 11 | 13585489166 |
| 12 | 19792784322 |
| 13 | 26995377572 |
| 14 | 30410811296 |
| 15 | 30477326444 |
| 16 | 32070270968 |
| 17 | 34317891368 |
| 18 | 39956560824 |
| 19 | 40841363528 |
| 20 | 42216508746 |
| 21 | 43133805944 |
| 22 | 46295514872 |
| 23 | 47255689915 |