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 | 52 |
| 2 | 56 |
| 3 | 2199 |
| 4 | 17312 |
| 5 | 92444 |
| 6 | 31768040 |
| 7 | 41159079 |
| 8 | 52236776 |
| 9 | 79563436 |
| 10 | 683321810 |
| 11 | 689969123 |
| 12 | 757808252 |
| 13 | 881421986 |
| 14 | 910016369 |
| 15 | 22184779055 |