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 | 353942783 |
| 2 | 1163385647 |
| 3 | 1932319583 |
| 4 | 2336924879 |
| 5 | 4166809919 |
| 6 | 4937621453 |
| 7 | 5123340683 |
| 8 | 5184740299 |
| 9 | 5390865059 |
| 10 | 5455982879 |
| 11 | 5467766947 |
| 12 | 6432033887 |
| 13 | 6459553799 |
| 14 | 6545574839 |
| 15 | 6714582263 |
| 16 | 6988649399 |
| 17 | 7378517519 |
| 18 | 7515851039 |
| 19 | 7657182539 |
| 20 | 7756383347 |