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 | 51 |
| 2 | 622 |
| 3 | 3674 |
| 4 | 14455 |
| 5 | 44021 |
| 6 | 112476 |
| 7 | 252932 |
| 8 | 516189 |
| 9 | 976135 |
| 10 | 1735866 |
| 11 | 2934526 |
| 12 | 4754867 |
| 13 | 7431529 |
| 14 | 11260040 |
| 15 | 16606536 |
| 16 | 23918201 |
| 17 | 33734427 |
| 18 | 46698694 |
| 19 | 63571170 |
| 20 | 85242031 |
| 21 | 112745501 |
| 22 | 147274612 |
| 23 | 190196684 |
| 24 | 243069525 |
| 25 | 307658351 |
| 26 | 385953426 |