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 | 2 |
| 2 | 5 |
| 3 | 13 |
| 4 | 21 |
| 5 | 24 |
| 6 | 32 |
| 7 | 40 |
| 8 | 43 |
| 9 | 51 |
| 10 | 1470 |
| 11 | 1478 |
| 12 | 2701 |
| 13 | 12032 |
| 14 | 12040 |
| 15 | 12048 |
| 16 | 12051 |
| 17 | 12059 |
| 18 | 12067 |
| 19 | 12070 |
| 20 | 12078 |
| 21 | 13301 |
| 22 | 14524 |
| 23 | 14683 |
| 24 | 14691 |
| 25 | 14699 |
| 26 | 14702 |
| 27 | 14710 |
| 28 | 14718 |
| 29 | 14721 |
| 30 | 14729 |