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 | 44 |
| 2 | 41005 |
| 3 | 41040 |
| 4 | 68263 |
| 5 | 91907 |
| 6 | 109736 |
| 7 | 416325 |
| 8 | 603954 |
| 9 | 826987 |
| 10 | 1122407 |
| 11 | 1218999 |
| 12 | 1262079 |
| 13 | 1533375 |
| 14 | 1649375 |
| 15 | 1835584 |
| 16 | 1935225 |
| 17 | 1964199 |
| 18 | 2141888 |
| 19 | 2562016 |
| 20 | 2615799 |
| 21 | 2649352 |
| 22 | 3021075 |
| 23 | 3186000 |
| 24 | 3554880 |
| 25 | 3863678 |
| 26 | 4221536 |
| 27 | 4655805 |
| 28 | 4925844 |
| 29 | 5236153 |
| 30 | 5273100 |