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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 5 |
| 5 | 19 |
| 6 | 23 |
| 7 | 60 |
| 8 | 71 |
| 9 | 175 |
| 10 | 179 |
| 11 | 184 |
| 12 | 243 |
| 13 | 753 |
| 14 | 2431 |
| 15 | 6154 |
| 16 | 23111 |
| 17 | 30947 |
| 18 | 73188 |
| 19 | 75146 |
| 20 | 230663 |
| 21 | 237721 |
| 22 | 598350 |
| 23 | 3093852 |
| 24 | 5492899 |
| 25 | 17605724 |
| 26 | 18886025 |
| 27 | 30909092 |
| 28 | 62127180 |
| 29 | 76675186 |
| 30 | 177865385 |
| 31 | 230098566 |
| 32 | 309230287 |
| 33 | 549199524 |
| 34 | 589167859 |
| 35 | 726714741 |