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 | 5 |
| 2 | 44 |
| 3 | 2949 |
| 4 | 17988 |
| 5 | 19446 |
| 6 | 762 |
| 7 | 1722776 |
| 8 | 36356642 |
| 9 | 564665206 |
| 10 | 20148132310 |
| 11 | 27014073304 |
| 12 | 897831316556 |
| 13 | 10542036048450 |
| 14 | 5758910552709 |