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 | 1062489753 |
| 2 | 1239845706 |
| 3 | 1256984730 |
| 4 | 1520843976 |
| 5 | 1539264870 |
| 6 | 1597283460 |
| 7 | 1684930275 |
| 8 | 1952843760 |
| 9 | 1957346028 |
| 10 | 1978236450 |
| 11 | 2197480365 |
| 12 | 2367098415 |
| 13 | 2418079653 |
| 14 | 2503948761 |
| 15 | 2634980715 |
| 16 | 2718609453 |
| 17 | 2735891406 |
| 18 | 2750483196 |
| 19 | 2764518903 |
| 20 | 2854316790 |
| 21 | 2915768430 |