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 | 330921744 |
| 2 | 4810639922 |
| 3 | 5851774772 |
| 4 | 7352078822 |
| 5 | 7453434624 |
| 6 | 9289182174 |
| 7 | 13353118622 |
| 8 | 13640815824 |
| 9 | 14009147072 |
| 10 | 14294291372 |
| 11 | 14595483174 |
| 12 | 14711699274 |
| 13 | 17516524022 |
| 14 | 17999693072 |
| 15 | 21640033412 |
| 16 | 21997704572 |
| 17 | 22174683684 |
| 18 | 24521431022 |
| 19 | 24815902472 |
| 20 | 25362139074 |
| 21 | 25826980022 |