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 | 1 |
| 2 | 3 |
| 3 | 10 |
| 4 | 29 |
| 5 | 98 |
| 6 | 216 |
| 7 | 1182 |
| 8 | 1830 |
| 9 | 2224 |
| 10 | 2809 |
| 11 | 3384 |
| 12 | 17005 |
| 13 | 23282 |
| 14 | 30801 |
| 15 | 31544 |
| 16 | 40932 |
| 17 | 103519 |
| 18 | 104070 |
| 19 | 149688 |
| 20 | 887312 |
| 21 | 1094420 |
| 22 | 1319944 |
| 23 | 2850173 |
| 24 | 6957875 |
| 25 | 10655461 |
| 26 | 20684331 |
| 27 | 24805378 |
| 28 | 27180064 |
| 29 | 33772761 |
| 30 | 64955633 |
| 31 | 82618491 |
| 32 | 90422071 |
| 33 | 95831002 |
| 34 | 112228682 |