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 | 16 |
| 2 | 101 |
| 3 | 371 |
| 4 | 1040 |
| 5 | 2516 |
| 6 | 5573 |
| 7 | 11635 |
| 8 | 23230 |
| 9 | 44703 |
| 10 | 83305 |
| 11 | 150815 |
| 12 | 265901 |
| 13 | 457485 |
| 14 | 769447 |
| 15 | 1267085 |
| 16 | 2045843 |
| 17 | 3242928 |
| 18 | 5052561 |
| 19 | 7745747 |
| 20 | 11695606 |
| 21 | 17409482 |
| 22 | 25569241 |
| 23 | 37081383 |
| 24 | 53138828 |
| 25 | 75296493 |
| 26 | 105563057 |
| 27 | 146511615 |
| 28 | 201412251 |