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 | 16 |
| 2 | 205 |
| 3 | 1165 |
| 4 | 4415 |
| 5 | 13055 |
| 6 | 32606 |
| 7 | 72030 |
| 8 | 144930 |
| 9 | 270930 |
| 10 | 477235 |
| 11 | 800371 |
| 12 | 1288105 |
| 13 | 2001545 |
| 14 | 3017420 |
| 15 | 4430540 |
| 16 | 6356436 |
| 17 | 8934180 |
| 18 | 12329385 |
| 19 | 16737385 |
| 20 | 22386595 |
| 21 | 29542051 |
| 22 | 38509130 |
| 23 | 49637450 |
| 24 | 63324950 |