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 | 3 |
| 2 | 21 |
| 3 | 33 |
| 4 | 84 |
| 5 | 104 |
| 6 | 199 |
| 7 | 689 |
| 8 | 1848 |
| 9 | 1923 |
| 10 | 3435 |
| 11 | 3795 |
| 12 | 3985 |
| 13 | 4126 |
| 14 | 4742 |
| 15 | 5968 |
| 16 | 6413 |
| 17 | 6495 |
| 18 | 7649 |
| 19 | 8927 |
| 20 | 9906 |
| 21 | 16885 |
| 22 | 17677 |
| 23 | 20474 |
| 24 | 20996 |
| 25 | 22924 |
| 26 | 23923 |
| 27 | 36902 |
| 28 | 38733 |
| 29 | 40347 |
| 30 | 40654 |
| 31 | 41956 |
| 32 | 42601 |
| 33 | 43047 |
| 34 | 44482 |
| 35 | 44920 |
| 36 | 51608 |
| 37 | 52305 |
| 38 | 56706 |
| 39 | 66032 |