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 | 34 |
| 2 | 739 |
| 3 | 7479 |
| 4 | 127731 |
| 5 | 1905471 |
| 6 | 27085621 |
| 7 | 409525082 |
| 8 | 6037613762 |
| 9 | 89072774496 |
| 10 | 1321788634101 |
| 11 | 19544371605946 |
| 12 | 289230460757404 |
| 13 | 4281937924123280 |
| 14 | 63365816364621759 |
| 15 | 937874156712320997 |
| 16 | 13881506306783920348 |