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) |
|---|---|
| 0 | 1 |
| 1 | 37 |
| 2 | 646 |
| 3 | 8030 |
| 4 | 82610 |
| 5 | 756218 |
| 6 | 6411720 |
| 7 | 51586344 |
| 8 | 400011435 |
| 9 | 3020658295 |
| 10 | 22373863774 |
| 11 | 163379472214 |
| 12 | 1180488191108 |
| 13 | 8462445970580 |
| 14 | 60305767988960 |
| 15 | 427848087263712 |
| 16 | 3025286818472661 |