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) |
|---|---|
| 0 | 0 |
| 1 | 6 |
| 2 | 22 |
| 3 | 60 |
| 4 | 142 |
| 5 | 305 |
| 6 | 607 |
| 7 | 1134 |
| 8 | 2008 |
| 9 | 3396 |
| 10 | 5520 |
| 11 | 8668 |
| 12 | 13206 |
| 13 | 19591 |
| 14 | 28385 |
| 15 | 40270 |
| 16 | 56064 |
| 17 | 76738 |
| 18 | 103434 |
| 19 | 137484 |
| 20 | 180430 |
| 21 | 234045 |
| 22 | 300355 |
| 23 | 381662 |
| 24 | 480568 |
| 25 | 600000 |
| 26 | 743236 |
| 27 | 913932 |
| 28 | 1116150 |
| 29 | 1354387 |
| 30 | 1633605 |
| 31 | 1959262 |
| 32 | 2337344 |
| 33 | 2774398 |
| 34 | 3277566 |
| 35 | 3854620 |