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 | 64 |
| 2 | 1710 |
| 3 | 14596 |
| 4 | 73348 |
| 5 | 269472 |
| 6 | 803434 |
| 7 | 2061940 |
| 8 | 4725456 |
| 9 | 9911008 |
| 10 | 19355302 |
| 11 | 35643204 |
| 12 | 62486620 |
| 13 | 105058816 |
| 14 | 170389218 |
| 15 | 267823732 |
| 16 | 409555624 |
| 17 | 611232000 |
| 18 | 892640926 |
| 19 | 1278484228 |
| 20 | 1799241012 |
| 21 | 2492126944 |
| 22 | 3402154330 |
| 23 | 4583298036 |