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 | 2077681 |
| 2 | 16244203 |
| 3 | 904456921 |
| 4 | 2500135411 |
| 5 | 2762662109 |
| 6 | 10064833601 |
| 7 | 65794585811 |
| 8 | 122098559279 |
| 9 | 144790176847 |
| 10 | 245198071093 |
| 11 | 268215631223 |
| 12 | 2038246966633 |
| 13 | 2782403547799 |
| 14 | 3022844332973 |
| 15 | 3593531892947 |