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 | 42 |
| 2 | 162 |
| 3 | 362 |
| 4 | 642 |
| 5 | 1002 |
| 6 | 1442 |
| 7 | 1962 |
| 8 | 2562 |
| 9 | 3242 |
| 10 | 4002 |
| 11 | 4842 |
| 12 | 5762 |
| 13 | 6762 |
| 14 | 7842 |
| 15 | 9002 |
| 16 | 10242 |
| 17 | 11562 |
| 18 | 12962 |
| 19 | 14442 |
| 20 | 16002 |
| 21 | 17642 |
| 22 | 19362 |
| 23 | 21162 |
| 24 | 23042 |
| 25 | 25002 |
| 26 | 27042 |
| 27 | 29162 |
| 28 | 31362 |
| 29 | 33642 |
| 30 | 36002 |
| 31 | 38442 |
| 32 | 40962 |
| 33 | 43562 |
| 34 | 46242 |
| 35 | 49002 |
| 36 | 51842 |
| 37 | 54762 |
| 38 | 57762 |
| 39 | 60842 |